5,5'-((5'-(4-((3-Formyl-4-hydroxyphenyl)ethynyl)phenyl)-[1,1':3',1''-terphenyl]-4,4''-diyl)bis(ethyne-2,1-diyl))bis(2-hydroxybenzaldehyde)

5,5'-((5'-(4-((3-Formyl-4-hydroxyphenyl)ethynyl)phenyl)-[1,1':3',1''-terphenyl]-4,4''-diyl)bis(ethyne-2,1-diyl))bis(2-hydroxybenzaldehyde)