218600-52-3
(4aS,6aR,6bS,13aS,15aR,15bR)-methyl 2,2,6a,6b,9,9,13a-heptamethyl-15-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,13,13a,15,15a,15b-octadecahydropiceno[2,3-d]isoxazole-4a-carboxylate
Oleana-2,9(11)-dieno[2,3-d]isoxazol-28-oic acid, 12-oxo-, methyl ester
C32H45NO4
507.7