Methyl 2-(bromomethyl)-6-chloroisonicotinate
4-(Bromomethyl)-3-hydroxy-2-iodo-5-(trifluoromethoxy)pyridine
2-Amino-4-(difluoromethyl)-3-fluoropyridine-6-acetonitrile
2-(2-Chloro-4-fluorobenzoyl)pyridine
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