6746-59-4 7,8-Didehydro-4,5-alpha-epoxy-3-ethoxy-17-methylmorphinan-6-alpha-ol hydrochloride dihydrate Dionin ETHYLMORPHINE, HYDROCHLORIDE, DIHYDRATE Ethylmorphine hydrochloride dihydrate Morphinan-6-alpha-ol, 7,8-didehydro-4,5-alpha-epoxy-3-ethoxy-17-methyl-, hydrochloride, dihydrate