Methyl 3-chloro-4-(difluoromethyl)-6-hydroxypyridine-2-carboxylate
N-Methyl-2-sulfamoylnicotinamide
2-Methoxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Methyl 6-bromo-4-(difluoromethyl)-3-nitropyridine-2-carboxylate
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