Ethyl 3-(bromomethyl)-2-chloro-5-(trifluoromethoxy)pyridine-4-acetate
2-Bromo-4-chloro-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-2,5-diiodopyridine-4-acetonitrile
3-(2-Chloro-4-iodobenzoyl)pyridine
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