4-Hydroxy-3-(4'-hydroxy-[1,1'-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile
4-Iodo-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde
5-Chloro-2-methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
4-Methoxypyridine-2,6-dicarboxylic acid