N-nordiprenorphine

环丙甲醛

(4R,7aR,12bS)-7,9-dimethoxy-1,2,3,4,7a,13-hexahydro-4,12-methanobenzofuro[3,2-e]isoquinoline

(5R,6R,7S,9R,13S,14S)-17-Cyclopropylmethyl-4,5-epoxy-18,19-dihydro-3,6-dimethoxy-α,α-dimethyl-6,14-ethanomorphinan-7-methanol

3-(O-t-butyldimethylsilyl)-6-(O-desmethyl)-diprenorphine