IUPAC:(2R,4R)-4-[(1R,3aS,3bR,4R,5R,5aS,7R,9aS,9bS,11S,11aR)-5-ethyl-4,7,11-trihydroxy-9a,11a-dimethyl-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]-2-methylpentanoic acid
IUPAC:(2R,4R)-4-[(1R,3aS,3bR,4R,5R,5aS,7R,9aS,9bS,11S,11aR)-5-ethyl-4,7,11-trihydroxy-9a,11a-dimethyl-hexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]-2-methylpentanoic acid