10080-80-5 ENT 27,310 OCS-21959 Phosphorodithioic acid, O,O-dimethyl ester, S-ester with 2-mercapto-N,N'-dimethoxy-N,N'-dimethylsuccinamide S-(1,2-Bis((methoxymethylamino)carbonyl)ethyl) O,O-dimethyl phosphorodithioate Velsicol ocs-21959