2-((1R,2R,4aS,8aS)-2-hydroxy-2,5,5,8a-tetramethyldecahydronaphthalen-1-yl)acetic acid

[(1R,2R,4aS,8aS)-decahydro-2-hydroxy-2,5,5,8a-tetramethylnaphthalen-1-yl]ethanal

丙酮