6392-89-8 Carbamimidic acid, N-methyl-N'-((phenylamino)thioxomethyl)-, ethyl ester Ethyl N-methyl-N'-((phenylamino)thioxomethyl)carbamimidate Pseudourea, 2-ethyl-3-methyl-1-(phenylcarbamothioyl)- Pseudourea, 2-ethyl-3-methyl-1-(phenylthiocarbamoyl)- Sulfur mustard agent HT