1, {4-Piperazinediylbis[bis(1-aziridinyl)phosphine} oxide\] 1,4-Bis(N,N'-diethylene phosphamide)piperazine 1,4-Bis(di(1-aziridinyl)phosphoryl)piperazine 738-99-8 AIDS-125687 AIDS125687 Dipin Dipine NSC80096 Phosphine oxide, 1, {4-piperazinediylbis[bis(1-aziridinyl)-} Piperazine, 1, {4-bis[bis(1-aziridinyl)phosphinyl]-}