Ethyl 3-amino-6-(difluoromethyl)-2-nitropyridine-4-acetate
2-Cyano-3-iodo-4-methoxy-5-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-methanol
3-(Difluoromethyl)-4-(trifluoromethyl)pyridine-5-carbonyl chloride