(6R)-6-[(1R,7aR)-4-[(E)-2-[(5S)-5-hydroxy-2-methylcyclohexen-1-yl]ethenyl]-7a-methyl-1,2,3,3a,6,7-hexahydroinden-1-yl]-2-methylheptane-2,4-diol 生成
(6R)-6-[(1R,4E,7aR)-4-{2-[(1Z,5R)-5-hydroxy-2-methylidenecyclohexylidene]ethylidene}-7a-methyl-octahydro-1H-inden-1-yl]-2-methylheptane-2,4-diol