5-Bromo-4-(chloromethyl)-3-iodo-2-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-3-fluoro-5-nitropyridine-4-carboxaldehyde
6-Chloro-2,3-diamino-5-(trifluoromethoxy)pyridine
4-Bromo-2-(difluoromethyl)-3-fluoropyridine-5-methanol
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