Explanation of Responses:
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1)
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Represents the indirect holdings of Vicis Capital LLC. All of the foregoing represents securities held directly by Vicis
Capital Master Fund. Vicis Capital LLC acts as investment advisor to Vicis Capital Master Fund and therefore has voting and
dispositive power over all the foregoing shares. For the purposes of Rule 13d-3 under the Securities Exchange Act of 1934,
as amended, Vicis Capital LLC may be deemed to be the beneficial owner of, but hereby disclaims such beneficial ownership
of, the foregoing shares.
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2)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.33 to $0.3323. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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3)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.30 to $0.31. The reporting person hereby agrees to provide, upon request by the SEC staff,
by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by Vicis
Capital Master Fund at each separate price.
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4)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.30 to $0.32. The reporting person hereby agrees to provide, upon request by the SEC staff,
by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by Vicis
Capital Master Fund at each separate price.
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5)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.30 to $0.3011. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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6)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.3045 to $0.316. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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7)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.311 to $0.315. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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8)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.29 to $0.31. The reporting person hereby agrees to provide, upon request by the SEC staff,
by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by Vicis
Capital Master Fund at each separate price.
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9)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.298 to $0.315. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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10)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.30 to $0.3274. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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11)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.3025 to $0.3125. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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12)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.305 to $0.315. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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13)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.3075 to $0.315. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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14)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.315 to $0.341. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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15)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.325 to $0.345. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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16)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.33 to $0.343. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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17)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.331 to $0.348. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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18)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.335 to $0.3483. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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19)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.34 to $0.349. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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20)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.34 to $0.3498. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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21)
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This amount represents the weighted average transaction price for the transactions reported on this line. The actual
transaction prices ranged from $0.33 to $0.3425. The reporting person hereby agrees to provide, upon request by the SEC
staff, by the Issuer, or by any security holder of the Issuer, full information regarding the number of shares purchased by
Vicis Capital Master Fund at each separate price.
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