Bis(3,4-bis(phthalamido)phenyl) ether;52766-62-8;AC1L3M69;2,2',2'',2'''-(oxydibenzene-4,1,2-triyl)tetrakis(1H-isoindole-1,3(2H)-dione);2-[4-[3,4-bis(1,3-dioxoisoindol-2-yl)phenoxy]-2-(1,3-dioxoisoindol-2-yl)phenyl]isoindole-1,3-dione
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