6,14-endo-etheno-7α-hydroxytetrahydrothebaine

7,9-dimethoxy-3-methyl-1,2,3,4,7,7a-hexahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6(5H)-one

4,5α-epoxy-6-methoxy-17-methyl-6,14-ethano-morphinan-3-ol

9-hydroxy-7-methoxy-3-methyl-1,2,3,4,7,7a-hexahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6(5H)-one

17-cyclopropylmethyl-4,5α-epoxy-3,6-dimethoxy-6,14-ethano-morphinane