42558-79-2 Ba 24648 Cyclohexanecarboxamide, N,N'-[3,6-bis(1-aziridinyl)-p-benzoquinon-2,5-ylene]bis- N,N'-[2,5-bis(1-aziridinyl)-3,6-dioxo-1,4-cyclohexadiene-1,4-diyl]bis-cyclohexanecarboxamide NSC-51915 NSC51915