Ethyl 2-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetate
3-(Difluoromethyl)-5-iodopyridine-4-sulfonyl chloride
3-(Difluoromethyl)-4-methoxy-2-methylpyridine
Ethyl 2-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-acetate
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