4-(4-Methyl-2-nitrobenzoyl)pyridine
2-Cyano-4-(difluoromethyl)-6-nitropyridine-3-carbonyl chloride
3-Chloro-5-iodo-2-nitropyridine
5-Amino-3-bromo-4-(difluoromethyl)pyridine-2-sulfonyl chloride
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