definiens: means if, as of the Regulatory Approval Payment Target Date, ( 1 ) neither FDAPreferred Product Label Approval, nor EMA Preferred Product Label Approval has been obtained, ( a ) $ 1.50 if the FourHundred Million Dollar Sales Target is achieved and ( b ) an additional $ 1.25 if the Eight Hundred Million Dollar Sales Targetis achieved, ( 2 ) EMA Preferred Product Label Approval has been obtained, but FDA Preferred Product Label Approval has notbeen obtained, ( a ) $ 0.50 if the Four Hundred Million Dollar Sales Target is achieved and ( b ) an additional $ 1.25 if the EightHundred Million Dollar Sales Target is achieved, and ( 3 ) FDA Preferred Product Label Approval has been obtained, but EMAPreferred Product Label Approval has not been obtained, $ 1.00 if the Eight Hundred Million Dollar Sales Target is achieved