SMILES: CN1CC[C@]23CCCC[C@H]2[C@H]1CC4=C3C=C(C=C4)OC
Description: The molecule is a 6-methoxy-11-methyl-1,3,4,9,10,10a-hexahydro-2H-10,4a-(epiminoethano)phenanthrene in which the stereocenters at positions 4a, 10 and 10a have R-configuration. It is a prodrug of levorphanol and a strong narcotic analgesic, and listed as a schedule II controlled substance. It has a role as an opioid analgesic and a prodrug. It derives from a Levorphanol. It is an enantiomer of a dextromethorphan.