tert-butyl [4-chloro-2-({5-[(dimethylamino)sulfonyl]-2-methylpyridin-3-yl}ethynyl)phenoxy]acetate 、
tert-butyl {4-chloro-2-[(4-{[4-(trifluoromethyl)benzoyl]amino}phenyl)ethynyl]phenoxy}acetate 生成 {4-Chloro-2-[(4-{[4-(trifluoromethyl)benzoyl]amino}phenyl)ethynyl]phenoxy}acetic acid