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- 2757814-46-1 5',5''''-(benzo[1,2-b:4,5-b']dithiophene-2,6-diyl)bis(([1,1':3',1''-terphenyl]-4,4''-dicarbaldehyde))
- 2939845-34-6 5',5'''-bis(4-carboxyphenyl)-2'',5''-dimethyl-[1,1':3',1'':4'',1''':3''',1''''-quinquephenyl]-4,4''''-dicarboxylic acid