21-cyclopropyl-7alpha-(2-hydroxy-3,3-dimethyl-2-butyl)-6,14-endo-ethano-6,7,8,14-tetrahydrooripavine 21-cyclopropyl-7alpha-[(S)-1-hydroxy-1,2,2-trimethylpropyl]-6,14-endo-ethano-6,7,8,14-tetrahydrooripavine 6,14-Ethenomorphinan-7-methanol, 17-(cyclopropylmethyl)-alpha-(1,1-dimethylethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-alpha-methyl-, 6,14-Ethenomorphinan-7-methanol, 17-(cyclopropylmethyl)-alpha-(1,1-dimethylethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-alpha-methyl-, (alphaS,5alpha,7alpha)- (9CI) 6,14-ethenomorphinan-3-ol, 17-(cyclopropylmethyl)-4,5-epoxy-18,19-dihydro-7-[(1S)-1-hydroxy-1,2,2-trimethylpropyl]-6-methoxy-, (5alpha,7alpha)- RX 6029M [5alpha,7alpha(S)]- [5alpha,7alpha(S)]-17-(Cyclopropylmethyl)-alpha-(1,1-dimethylethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-alpha-methyl-6,14-ethenomorphinan-7-methanol