4239-04-7 Ba 19208 NSC18271 Propanamide, N,N'-2-5-bis(1-aziridinyl)-3,6-dioxo-1,4-cyclohexadiene-1,4-diyl)bis- Propionamide, N,N'-[3,6-bis(1-aziridinyl)-p-benzoquinon-2,5-ylene]bis-