1C50 hydrochloride 3-Buten-2-amine, N-ethyl-N-methyl-4,4-di-2-thienyl-, hydrochloride 3-Ethylmethylamino-1,1-di(2'-thienyl)but-1-ene hydrochloride 64037-50-9 ALLYLAMINE, N,1-DIMETHYL-3,3-DI-2-THIENYL-N-ETHYL-, HYDROCHLORIDE Emethibutin hydrochloride Ethylmethiambutene hydrochloride Ethylmethylthiambutene hydrochloride N-Ethyl-N,1-dimethyl-3,3-di-2-thienyl-2-propenamine hydrochloride N-Ethyl-N,1-dimethyl-3,3-di-2-thienylallylamine hydrochloride NIH-5145 hydrochloride