definiens: shall mean the invoiced sales price to a customer by DEY for the authorized generic less : ( i ) any applicable taxes, ( ii ) returned goods credits, ( iii ) any discounts, in amounts customary in the trade, for quantity purchases or cash or prompt payment, ( iv ) retroactive price reductions, including chargebacks and administrative fees, in amounts customary in the trade . DEY and/or [COMPANY] shall subtract from net revenue the following to arrive at : ( i ) DEY 's Transfer Cost, ( ii ) any royalty due and payable by CRTX to Third Parties pursuant to agreement(s ) existing as of the Amendment No.2 Effective Date ( ), and ( iii ) a seven percent CZ% ) distribution allowance for DEY and/or [COMPANY] . Within thirty ( 30 ) days after the end of each Calendar Quarter, DEY and/or [COMPANY] shall pay CRTX the CRTX Royalty and an additional royaJty equal to eighty percent ( .8 .. Q% ) of the Net Profits realized from the sale of the authorized generic . If at any time after the launch of the authorized generic it becomes commercially unreasonable for DEY and/or [COMPANY] to continue selling the authorized generic, DEY and/or [COMPANY] may cease selling the authorized generic upon ninety ( 90 ) days prior written notice to CRTX