Chemical Name: 4,5α-Epoxy-3-methoxy-17-methylmorphinan-6α-ol hydrogen (2R,3R)-2,3-dihydroxybutanedioate (2R,3R)-2,3-dihydroxysuccinate (as per EP)
Smiles: [H][C@@]12[C@]34C5=C(C=CC(OC)=C5O[C@@]4([H])[C@@]([H])(O)CC2)C[C@@]1([H])N(C)CC3.O[C@H]([C@H](C(O)=O)O)C(O)=O