IUPAC:(1R,3aS,4S,7S,9aR,9bR,11aR)-4,7-dihydroxy-3a,6,6,11a-tetramethyl-1-[(2R)-6-methyl-4-oxohept-5-en-2-yl]-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-9b-carbaldehyde
IUPAC:(1R,3aS,4S,7S,9aR,9bR,11aR)-4,7-dihydroxy-3a,6,6,11a-tetramethyl-1-[(2R)-6-methyl-4-oxohept-5-en-2-yl]-1H,2H,3H,3aH,3bH,4H,6H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthrene-9b-carbaldehyde