tetrapropyl 2,2'-((2,5-bis((4-formylphenyl)ethynyl)-1,4-phenylene)bis(methaneylylidene))bis(1,3-dithiole-4,5-dicarboxylate)

tetrapropyl 2,2'-((2,5-bis((4-((4-((2-cyanoethyl)thio)-5-(methylthio)-1,3-dithiol-2-ylidene)methyl)phenyl)ethynyl)-1,4-phenylene)bis(methaneylylidene))bis(1,3-dithiole-4,5-dicarboxylate)