6-(Trifluoromethyl)-3-(4-(trifluoromethyl)phenyl)picolinaldehyde
4-(Trifluoromethyl)-2-(3-(trifluoromethyl)phenyl)nicotinic acid
6-(Trifluoromethyl)-3-(2-(trifluoromethyl)phenyl)picolinaldehyde
2-(Trifluoromethyl)-6-(4-(trifluoromethyl)phenyl)nicotinic acid