1-(2-(N-(2-Chloroethyl)-N-ethylamino)ethyl)-1H-benzotriazole hydrochloride 1H-BENZOTRIAZOLE, 1-(2-(N-(2-CHLOROETHYL)-N-ETHYLAMINO)ETHYL)-, HYDROCHLORIDE 69766-31-0 Triethylamine, 2-(1H-benzotriazol-1-yl)-2'-chloro-, hydrochloride