2-Cyano-4-nitro-3-(trifluoromethoxy)pyridine-5-carboxamide
4-Bromo-2-(difluoromethyl)-6-nitropyridine-3-carboxylic acid
Ethyl 5-(fluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine-4-carboxylate
3-Amino-5-chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine