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