(1R,2R,3R,5S)-2-Butyl-3-(tert-butyl-dimethyl-silanyloxy)-bicyclo[3.2.0]heptan-6-one 、
Benzyloxy(phenylsulfonyl)methane 生成
(1R,3aS,4R,5R,6aS)-1-Benzyloxy-4-butyl-5-(tert-butyl-dimethyl-silanyloxy)-hexahydro-pentalen-2-one 、 (2S,3aR,4R,5R,6aS)-2-Benzyloxy-4-butyl-5-(tert-butyl-dimethyl-silanyloxy)-hexahydro-pentalen-1-one 、 (2R,3aR,4R,5R,6aS)-2-Benzyloxy-4-butyl-5-(tert-butyl-dimethyl-silanyloxy)-hexahydro-pentalen-1-one