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