4-(Difluoromethyl)-3-methoxy-2-nitropyridine-5-sulfonyl chloride
Ethyl 5-(difluoromethyl)-2-methyl-3-(trifluoromethyl)pyridine-6-carboxylate
Ethyl 3-chloro-5-cyanoisonicotinate
2-Chloro-4-(difluoromethyl)-3-methylpyridine-6-carbonyl chloride
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