描述:
(1S,8R,9R,12S)-11-oxospiro[10-azatetracyclo[6.4.1.02,7.09,12]trideca-2,4,6-triene-13,1'-cyclopropane]-10-sulfonyl chloride 、 (2R,3R,6R,8S)-4-oxospiro[5-azatetracyclo[7.4.0.02,6.03,8]trideca-1(13),9,11-triene-7,1'-cyclopropane]-5-sulfonyl chloride 以42%的产率得到