4-Pentenoic acid,5-[(2R,2'R,2''R,3aS,6S,6''S,7aS)-2-[(S)-[(2R,3R,5S,6S)-6-[1-[[(2R,3'R,3aS,5S,5'S,7R,9R,9aS)-hexahydro-3',5',7-trimethylspiro[5,9-epoxy-2H-furo[3,2-b]oxocin-2,2'-piperidin]-5(3H)-yl]methyl]ethenyl]tetrahydro-2-hydroxy-3,5-dimethyl-2H-pyra
CM576541
265996-92-7