125-45-1 AZETEPA Aza TEPA Azatep Azatepa Azatepum [INN-Latin] Azetepa [USAN:BAN] CL 25477 NSC 64826 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-