113578-21-5 127786-27-0 3-Acetylmorphine 3-O-Acetylmorphine 3-O-Monoacetylmorphine 5140-28-3 Morphinan-3,6-diol, 7,8-didehydro-4,5-epoxy-17-methyl- (5alpha,6alpha)-, 3-acetate Morphine, 3-acetate Mprphinan-3,6alpha-diol, 7,8-didehydro-4,5alpha-epoxy-17-methyl-, 3-acetate O(3)-Monoacetylmorphine O3-Acetylmorphine