5-(4-Benzoyl-phenyl)-pentanoic acid (1aR,3aR,3bS,5aR,6R,8aS,8bS,10R,10aR)-6-((R)-1,5-dimethyl-hexyl)-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-10-yl ester 生成 5-(4-Benzoyl-phenyl)-pentanoic acid (1aR,3aR,3bS,5aR,6R,8aS,8bS,10R,10aR)-6-[(R)-2-(2-isobutyl-[1,3]dithiolan-2-yl)-1-methyl-ethyl]-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-10-yl ester