Methyl 2-methoxy-5-nitro-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 4-(difluoromethyl)-6-iodo-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 4-(difluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine-5-acetate
4-(Difluoromethyl)-6-iodo-3-(trifluoromethoxy)pyridine-2-carboxylic acid