4-Hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-(Bromomethyl)-3-(difluoromethyl)pyridine-6-acetonitrile
4-Bromomethyl-2-(2-fluorophenyl)pyridine
Methyl 3-amino-4-(difluoromethyl)-6-iodopyridine-2-acetate
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