Ethyl 4-chloro-6-ethyl-2-oxo-1,2-dihydropyridine-3-carboxylate
Ethyl 4,5-diamino-2-(difluoromethyl)pyridine-3-carboxylate
4-Bromo-3-hydroxy-6-iodo-2-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-3-(fluoromethyl)-2-iodopyridine
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