2-(Difluoromethyl)-4-methoxy-5-nitropyridine-3-sulfonyl chloride
4-Cyano-2-methyl-3-(trifluoromethoxy)pyridine-6-acetonitrile
Methyl 3-amino-6-methyl-4-(trifluoromethoxy)pyridine-2-carboxylate
6-Bromo-3-cyano-4-(difluoromethyl)pyridine-2-acetonitrile