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