4-Amino-2-(aminomethyl)-6-(difluoromethyl)-3-methylpyridine
3-(Difluoromethyl)-5-iodo-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3-Amino-2-(difluoromethyl)-4-nitropyridine-6-carbonyl chloride
Ethyl 5-(difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-carboxylate