18,19-dinor-14αH-cheilantha-12,15-dien-17-one

(+/-)-spongia-12-en

(1R,4aS,4bS,8aS,10aS)-1-Butyl-2,4b,8,8,10a-pentamethyl-tetradecahydro-phenanthren-3-ol

(1S,2S,3S,4bR,6aS,10aS,10bR,12aS)-3-Hydroxy-4b,7,7,10a,12a-pentamethyl-octadecahydro-chrysene-1,2-dicarboxylic acid dimethyl ester

(1R,4bR,6aS,10aS,10bR,12aR)-4b,7,7,10a,12a-Pentamethyl-1,4b,5,6,6a,7,8,9,10,10a,10b,11,12,12a-tetradecahydro-chrysene-1,2-dicarboxylic acid dimethyl ester