3-(Difluoromethyl)-2-methoxy-6-nitropyridine-5-sulfonyl chloride
4-Chloro-6-phenylnicotinaldehyde
5-(Difluoromethyl)-2,3-dimethoxy-4-nitropyridine
Methyl 2-(chloromethyl)-3-cyano-5-(difluoromethyl)pyridine-4-acetate
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