2H-吡喃-2-酮,3-[2-[(2R,4aS,5R,8aS)-十氢-2,4a-二甲基-5-(4-甲基-3-戊烯-1-基)-6-羰基-2-萘基]乙基]-4-羟基-5,6-二甲基- 在
sodium tetrahydroborate 作用下,
生成 4-Hydroxy-3-{2-[(2R,4aS,5R,6S,8aS)-6-hydroxy-2,4a-dimethyl-5-(4-methyl-pent-3-enyl)-decahydro-naphthalen-2-yl]-ethyl}-5,6-dimethyl-pyran-2-one