▁a ▁partial ▁D AR I ▁on ▁DAT , ▁although ▁doing ▁so ▁when ▁said ▁DAT ▁is ▁comprom ised ▁by ▁am ph et am ine - type ▁medi ated ▁release ▁of ▁DA . ▁Something ▁un aug ment ed ▁c oca ine ▁cannot ▁do . ▁It ▁never theless ▁performs ▁the ▁role ▁of ▁an ▁analog ous ▁adj unct ▁to ▁c oca ine ' s ▁function ▁for ▁ph osph ory l ated ▁DAT . ▁It ▁is ▁however ▁worth ▁not ing ▁that ▁as ▁for ▁its ▁structure , ▁it ▁displays ▁a ▁certain ▁degree ▁of ▁shared ▁con formation ▁with ▁the ▁ben zt rop ine ▁ph eny lt rop anes . ▁ ▁Pi per az ines ▁( A ry l - 1 , 4 - d ial k yl ▁pi per az ines ) ▁ ▁G BR - 1 3 0 9 8 : ▁▁ 2 8 1 ▁( dec ano ate ▁ 5 ): ▁▁ ▁G BR - 1 3 0 9 8 ▁ ▁DB L - 5 8 3 ▁ ▁G BR ▁comp ounds ▁were ▁derived ▁from ▁the ▁ben zt rop ines ▁by ▁replacing ▁their ▁trop ane ▁nucle us ▁with ▁a ▁pi per azine ▁ring ▁( and ▁therefore ▁const itute ▁being ▁con gen ers ▁with ▁c oca ine ). ▁The ▁name ▁" GB R " ▁is ▁derived ▁from ▁its ▁mak er ▁G ist - B roc ades ▁( now ▁D SM ), ▁Netherlands . ▁ ▁G BR ▁comp ounds ▁are ▁sometimes ▁broad ly ▁class ed ▁as ▁being , ▁and ▁referred ▁to ▁by ▁the ▁term , ▁" rim c az ole