2-[5-methoxy-2-methyl-1-[4-(trifluoromethyl)benzoyl]indol-3-yl]acetic acid
2-[5-methoxy-2-methyl-1-[oxo-[4-(trifluoromethyl)phenyl]methyl]-3-indolyl]acetic acid
2-[5-methoxy-2-methyl-1-[4-(trifluoromethyl)phenyl]carbonyl-indol-3-yl]ethanoic acid