| http://www.w3.org/ns/prov#value | - As stated above, however, it is difficult to synthesize linear polymers, such as polyester, polyamide and polybenzoxazole, particularly aromatic polymers oriented to heat resistance, from 4-[2,2,2-trifluoro-1-hydroxy-1-(trifluoromethyl)ethyl]-1,2-benzenedicarboxylic acid, which is obtained by Reaction Formula [2] and is not according to the present invention.
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