2025
1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride
1,4-Benzenedicarboxylic Acid Bis(4-Aminophenyl)
1-(4-Aminophenyl)-2,3-dihydro-1,3,3-trimethyl-1H
1,4,5,8-Naphthalenetetracarboxylic Dianhydride