a Series A Warrant registered in the name of such Purchaser to purchase up to a number of shares of Common Stock equal to 50% of the sum of such Purchaser’s Shares and, if applicable, the Warrant Shares underlying such Purchaser’s Series B Warrants, with an exercise price equal to $1.21 per share, subject to adjustment therein;

for each Purchaser of Series B Warrants pursuant to Section 2.1, a Series B Warrant registered in the name of such Purchaser to purchase up to a number of shares of Common Stock equal to the portion of such Purchaser’s Subscription Amount applicable to the Series B Warrants divided by the Per Share Purchase Price minus $0.01, with an exercise price equal to $0.01, subject to adjustment therein; and

a Warrant registered in the name of such Purchaser to purchase up to a number of shares of Common Stock equal to 50% of such Purchaser’s Shares, with an exercise price equal to $0.55, subject to adjustment therein (such Warrant certificate may be delivered within three Trading Days of the Closing Date); and