Nome Químico: 17-Butyl-4,5α-epoxy-3,14-dihydroxymorphinan-6-one (as per EP)
Sorrisos: OC1=CC=C2C3=C1O[C@](C(CC4)=O)([H])[C@@]3(CCN5CCCC)[C@]4(O)[C@@]5([H])C2
Inchi: InChI=1S/C20H23NO5/c22-12-4-3-11-14-16(12)26-18-13(23)5-6-20(25)17(15(11)24)21(9-10-1-2-10)8-7-19(14,18)20/h3-4,10,15,17-18,22,24-25H,1-2,5-9H2/t15-,17-,18+,19+,20-/m1/s1