、
(3S,3aR,4S,7S,7aS)-2-Benzoyl-3-benzyl-7-[(E)-3-(tert-butyl-dimethyl-silanyloxy)-propenyl]-4-methyl-7a-[(E)-(3-phenyl-acryloyl)]-5-trimethylsilanylmethyl-2,3,3a,4,7,7a-hexahydro-isoindol-1-one 以72%的产率得到(3S,3aR,4S,7S,7aS)-2-Benzoyl-3-benzyl-7-[(E)-3-(tert-butyl-dimethyl-silanyloxy)-propenyl]-4-methyl-7a-[(E)-(3-phenyl-acryloyl)]-5-phenylselanylmethyl-2,3,3a,4,7,7a-hexahydro-isoindol-1-one