7,9,14,14-tetramethoxy-3-methyl-1,2,3,4,7,7a-hexahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline

4,5α-epoxy-3,6-dimethoxy-17-methyl-6β,14-ethano-morphin-7-ene

4,5α-epoxy-6,19,19-trimethoxy-17-methyl-6β,14-ethano-morphin-7-en-3-ol

4,5α-epoxy-3,6-dimethoxy-6β,14-ethano-morphin-7-ene-17-carbonitrile

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