(6-hydroxy-indol-1-yl)-acetic acid tert-butyl ester 、 (rac)-2-methyl-1-[4-methyl-2-(4-trifluoromethyl-phenyl)-thiazol-5-yl]-propan-1-ol 、
三丁基膦 、
偶氮二甲酰胺 以to yield {6-[2-(4-trifluoromethyl-phenyl)-thiazol-5-ylmethoxy]-indol-1-yl}-acetic acid tert-butyl ester as white solid的产率得到{6-[2-(4-trifluoromethyl-phenyl)-thiazol-5-ylmethoxy]-indol-1-yl}-acetic acid tert-butyl ester