Ethyl 3-amino-2-(difluoromethyl)-5-(trifluoromethyl)pyridine-6-acetate
4-Nitro-2-(trifluoromethoxy)pyridine-3-carbonyl chloride
Ethyl 2-(aminomethyl)-3-cyano-6-(difluoromethyl)pyridine-5-carboxylate
3,4-Diamino-6-(trifluoromethoxy)pyridine-2-carboxylic acid