6-METHYL-MORPHINE ETHER 639-47-4 Heterocodeine Morphinan-3-ol, 7,8-didehydro-4,5-.alpha.-epoxy-6.alpha.-methoxy-17-methyl- Morphinan-3-ol, 7,8-didehydro-4,5-epoxy-6-methoxy-17-methyl-, (5.alpha.,6.alpha.)- Morphine, O(sup6)-methyl- Morphine, O6-methyl- NSC134601 WLN: T B6566 B6/CO 4ABBC R BX HO PN DU GHT&&TTJ FO1 JQ P1