4-(Difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
6-(Aminomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
5-(Difluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Methyl-4-nitro-5-(trifluoromethoxy)pyridine-2-carboxylic acid