870-03-1 BRN 2420325 N,N'-Ethylene-bis(5-(2-bromoethyl)thio)valeramide N,N'-Ethylenebis(5-(2-bromoethylthio)valeramide) S-182 Valeramide, N,N'-ethylenebis(5-((2-bromoethyl)thio)-