3-(Difluoromethyl)-6-fluoro-2-hydroxypyridine-5-carbonyl chloride
3,6-Dimethyl-2-(trifluoromethoxy)pyridine-5-sulfonamide
5-(Difluoromethyl)-4-fluoro-3-nitro-2-(trifluoromethyl)pyridine
4-Bromo-5-(chloromethyl)-2-(difluoromethyl)-3-fluoropyridine
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