Methyl 2-cyano-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetate
Methyl 2-(difluoromethyl)-5-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
4-Amino-5-(chloromethyl)-3-(difluoromethyl)-2-nitropyridine
Methyl 2-cyano-3-iodo-4-(trifluoromethoxy)pyridine-6-carboxylate