2-Bromo-5-nitro-4-(trifluoromethoxy)pyridine-3-carbonyl chloride
3-Amino-4-bromo-2-(chloromethyl)pyridine
5-(Difluoromethyl)-3-(fluoromethyl)-2-nitropyridine
Methyl 4-(difluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-6-acetate
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