(S)-2-tert-butoxy-2-(7-(4-chlorophenyl)-5-methyl-2-(1-methyl-1H-benzo[d][1,2,3]triazol-5-yl)benzo[d]thiazol-6-yl)acetic acid 、 (S)-ethyl 2-tert-butoxy-2-(7-(4-chlorophenyl)-2-(1,3-dimethylimidazo[1,5-a]pyridin-7-yl)-5-methylbenzo[d]thiazol-6-yl)acetate 生成 (S)-2-tert-butoxy-2-(7-(4-chlorophenyl)-2-(1,3-dimethylimidazo[1,5-a]pyridin-7-yl)-5-methylbenzo[d]thiazol-6-yl)acetic acid