63918-36-5 ETHYLENEDIAMINE, N,N'-BIS(2-CHLOROETHYL)-N,N'-DIETHYL-, DIHYDROCHLORIDE N,N'-Bis(2-chloroethyl)-N,N'-diethylethylenediamine dihydrochloride N,N'-Ethyl-N,N'-(beta-chloroethyl)ethylenediamine dihydrochloride