definiens: means warrants to purchase Company Common Shares pursuant to ( a ) theConfirmation of Warrant Transaction, dated June 22, 2006, between the Company and UBS AG, London Branch for warrantsexpiring in 2011, ( b ) the Confirmation of Warrant Transaction, dated June 22, 2006, between the Company and UBS AG, London Branch for warrants expiring in 2013, ( c ) the Confirmation of Warrant Transaction, dated June 22, 2006, between theCompany and Lehman Brothers OTC Derivatives, Inc. for warrants expiring in 2011, ( d ) the Confirmation of WarrantTransaction, dated June 22, 2006, between the Company and Lehman Brothers OTC Derivatives, Inc. for warrants expiring in2013, ( e ) the Confirmation of Amended Warrant Transaction, dated June 26, 2006, between the Company and UBS AG, London Branch for warrants expiring in 2011, ( f ) the Confirmation of Amended Warrant Transaction, dated June 26, 2006,between the Company and UBS AG, London Branch for warrants expiring in 2013, ( g ) the Confirmation of Amended WarrantTransaction, dated June 26, 2006, between the Company and Lehman Brothers OTC Derivatives, Inc