6854-40-6 7,8-Didehydro-4,5alpha-epoxy-3-methoxy-17-methylmorphinan-6alpha-ol sulfate (2:1) (salt) trihydrate Codeine sulfate trihydrate Copavin Morphinan-6-ol, 7,8-didehydro-4,5-epoxy-3-methoxy-17-methyl-, (5alpha,6alpha)-, sulfate (2:1) (salt), trihydrate