Methyl 2-(difluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine-4-carboxylate
3-(Difluoromethyl)-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxylic acid
5-(Bromomethyl)-3-(difluoromethyl)-2-iodo-4-(trifluoromethoxy)pyridine
2-Methoxy-4-nitro-5-(trifluoromethoxy)pyridine-3-carboxaldehyde