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