definiens: shall mean the gross amounts invoiced by Purchase r, its Affiliates and Licensees ( in each case, a ) for sales or other dispositions of Products to Th ird Parties ( excluding Licensees ), less the following amounts to the extent attributab le to Products and actually incurred, allowed, paid or accrued, or otherwise specifically allocated to Products by the Selling Party ( if not previously deducted in ca lculating the amount invoiced ): ( a ) [ * * * ] ; ( b ) [ * * * ] ; ( c ) [ * * * ] ; ( d ) [ * * * ] ; ( e ) [ * * * ] ; and ( f ) [ * * * ] ; provided that, in each case ( ( a ) through ( f ) ), ( 1 ) each suc h deduction is calculated in a manner that is consi stent with the Selling Party ’s customary practice for pha rmaceutical products and with biopharmaceutical ind ustry practices, and in accordance with Accounting Standa rds, consistently applied by the Selling Party, ( 2 ) each such deduction is directly allocable to Product, or appo rtioned on a good faith, fair and equitable basis t o Product and other products of the Selling Party and its Affilia tes such that Product does not bear a disproportion ate portion of such deductions, and ( 3 ) no particular amount ident ified above shall be deducted more than once in cal culating Net Sales ( i.e., no of deductions )