3-Hydroxy-2-nitro-5-phenylpyridine
2-Hydroxy-4-methyl-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-Bromomethyl-4-hydroxy-2-phenylpyridine
3-Amino-6-chloro-2-(chloromethyl)-5-(difluoromethyl)pyridine
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