125-45-1 Aza TEPA Azatep Azatepa Azetepa CL 25477 NSC-64826 NSC64826 P,P-Bis(1-aziridinyl)-N-ethyl-N-1,3,4-thiadiazol-2-ylphosphinic amide Phosphinic amide, P,P-bis(1-aziridinyl)-N-ethyl-N-(1,3,4-thiadiazol-2-yl)- Phosphinic amide, P,P-bis(1-aziridinyl)-N-ethyl-N-1,3,4-thiadiazol-2-yl- Thiatriamide