scheme19

Scheme 19. Organocatalytic enantioselective double-Michael addition reaction of benzofuranones 36 and divinyl ketones 39. This figure is used with permission from John Wiley and Sons Ltd[61].
Scheme 19. Organocatalytic enantioselective double-Michael addition reaction of benzofuranones 36 and divinyl ketones 39. This figure is used with permission from John Wiley and Sons Ltd[61].
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