1,4-二苯基丁二炔

1-(phenylethynyl)-3-(4-trifluoromethylphenylethynyl)-imidazo[1,5-a]pyridine

1,1'-bis(phenylethynyl)-3,3'-biimidazo[1,5-a]pyridinyl

1-(phenylethynyl)-3-(p-tolylethynyl)imidazo[1,5-a]pyridine

1-methyl-4-[4-(4-methylphenyl)buta-1,3-diynyl]benzene