| http://www.w3.org/ns/prov#value | - cto-7-ene-2,3,5,6-tetracarboxylic dianhydride, aliphatic and alicyclic tetracarboxylic dianhydrides such as compounds represented by the following formulas (II) and (III): wherein R1 and R3 are a divalent organic group having an aromatic ring, and each of R2's and R4's may be the same or different and is a hydrogen atom or an alkyl group,
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