Ethyl 2-cyano-3-methoxy-6-(trifluoromethoxy)pyridine-4-carboxylate
4-Amino-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxylic acid
Methyl 3-(difluoromethyl)-2-nitropyridine-5-carboxylate
Methyl 2-methoxy-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylate