100357-34-4

Poly[oxy-1,4-phenyleneiminocarbonyl[[[2-[(2-methyl-1-oxo-2-propenyl)oxy]ethoxy]carbonyl]phenylene]carbonyl[[[2-[(2-methyl-1-oxo-2-propenyl)oxy]ethoxy]carbonyl]phenylene]carbonylimino-1,4-phenylene]

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