Synonyms: Poly[(1,2,3,4-tetrahydro-6-methyl-2-thioxo-4,5-pyrimidinediyl)carbonyloxy-1,9-nonanediyloxycarbonyl(1,2,3,4-tetrahydro-6-methyl-2-thioxo-5,4-pyrimidinediyl)-1,4-phenylenecarbonyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxy-1,2-ethanediyloxycarbonyl-1,...