Synonyms: 7,20-Cycloveatchan-15-one,21-ethyl-1,12-dihydroxy-4,16-dimethyl-, (1a,12b,16a)-; (-)-Karakomine;12,3,6a-Ethanylylidene-9,11a-methanoazuleno[2,1-b]azocin-11(6bH)-one,1-ethyldodecahydro-6,8-dihydroxy-3,10-dimethyl-, [3R-(3a,6b,6aa,6ba,8a,9b,10b,11ab,12a,12ab,14R*)]-; Karakomine