4-Chloro-6-methyl-thieno[2,3-b]pyridine
4-Chloro-1-[tris(1-methylethyl)silyl]-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid
4-(4-Pyridinyl)-benzoic acid ethyl ester
4-(4-Chlorostyryl)pyridine
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