63717-17-9 ENT 25,874 Hercules 8148-A Phosphorodithioic acid, O,O-diethyl ester, S-ester with 1-(mercaptoacetyl)-1-methylurea Phosphorodithioic acid, S-((((aminocarbonyl)methylamino)carbonyl)methyl) O,O-diethyl ester S-((((Aminocarbonyl)methylamino)carbonyl)methyl) O,O-diethyl phosphorodithioate