Chemical Name: (2S)-2-[17-butyl-4,5α-epoxy-3-hydroxy-6-methoxy-6α,14-ethano-14α-morphinan-7α-yl]3,3-dimethylbutan-2-ol (as per EP)
Synonym: N-(3-N-Butyl)norbuprenorphine
Smile: OC1=C2O[C@]3([H])C4(CCN5CCCC)C2=C(C=C1)C[C@]5([H])C46CCC3(OC)C([C@](C)(O)C(C)(C)C)([H])C6