2H-Pyrimido[4,5-e]-1,2,4-thiadiazin-8-amine, 6-(methylthio)-, 1,1-dioxide 74039-26-2 8-Amino-6-methylthio-1,2,4-pyrimido[4,5-e]thiadiazine 1,1-dioxide NSC65394 Pyrimido[4,5-e]-1,2,4-thiadiazine, 8-amino-6-methylthio-, 1,1-dioxide WLN: T66 BSWM EN GN INJ HS1 JZ