Ethyl 5-amino-4-(difluoromethyl)pyridine-2-carboxylate
5-Amino-2-(difluoromethyl)-4-methyl-3-nitropyridine
5-Nitro-4-(trifluoromethoxy)pyridine-2-carbonyl chloride
5-Bromo-2-(bromomethyl)-4-fluoro-3-(trifluoromethoxy)pyridine
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