4,4'-(Propane-1,2-diyl)bis(piperazine-2,6-dione)NSC 129943(±)-1,2-Bis(3,5-dioxopiperazinyl)propaneICRF 159(±)-1,2-Bis(3,5-dioxopiperazin-1-yl)propaneRazoxaneTepironeTroxozoneRazoxin4,4′-Propylenebis(2,6-piperazinedione)ICI 591181,2-Bis(3,5-dioxo-1-piperazinyl)propanerazoxane(+,-)-1,2-Bis(3,5-dioxopiperazine-1-yl)propane