(R)-4-((3S,5R,10S,13R,17R)-3-hydroxy-4,4,10,13-tetramethyl-2,3,4,5,6,7,10,11,12,13,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanal

dimethyl-4,4 cholene-5, one-3, oate-24 de methyle

4,4-dimethyl-5α-chola-8,14-dien-3β,24-diol

(3S,8S,9S,10R,13R,14S,17R)-17-((R)-4-Hydroxy-1-methyl-butyl)-4,4,10,13-tetramethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol

3β,24-bis(tert-butyldimethyl-silyloxy)-4,4-dimethylchola-5,7-diene