phantomolin

2-Methylpropenoic acid (3aR,4S,6Z,8S,11S,11aS)-8-ethoxy-2,3,3a,4,5,8,11,11a-octahydro-6,10-dimethyl-3-methylene-2-oxo-8,11-epoxycyclodeca[b]furan-4-yl ester

2-Methylpropenoic acid [(3aR,4S,6Z,8S,11S,11aS)-8-ethoxy-2,3,3a,4,5,8,11,11a-octahydro-6,10-dimethyl-3-methylene-2-oxo-8,11-epoxycyclodeca[b]furan-4-yl] ester