Methyl 2-(difluoromethyl)-6-methoxy-3-(trifluoromethyl)pyridine-5-carboxylate
3-(Difluoromethyl)-2-methoxy-6-(trifluoromethyl)pyridine-4-methanol
Methyl 2-(difluoromethyl)-5-methoxy-6-(trifluoromethyl)pyridine-3-carboxylate
Methyl 6-(difluoromethyl)-3-methoxy-4-(trifluoromethyl)pyridine-2-carboxylate