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