Methyl 2-(aminomethyl)-5-methoxy-6-(trifluoromethoxy)pyridine-3-carboxylate
4-(Difluoromethyl)-2-methoxy-5-nitro-3-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-5-methoxy-4-nitro-2-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-2-methoxy-6-nitro-5-(trifluoromethoxy)pyridine