Synonyms: Poly[oxy-1,2-ethanediyl[[6-[4-[(4-hexylphenyl)azo]phenoxy]hexyl]imino]-1 ,2-ethanediyloxycarbonyl(carboxyphenylene)carbonylimino-1,4-phenyle ne(1-methylethylidene)-1,4-phenylene(1-methylethylidene)-1,4-phenylen eiminocarbonyl(carboxyphenylene)carbonyl]