Ethyl 3-(difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine-6-carboxylate
3-(Difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine-5-carboxaldehyde
Ethyl 6-(difluoromethyl)-2-methoxy-3-(trifluoromethyl)pyridine-4-carboxylate
Ethyl 6-(difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine-3-carboxylate