54299-17-1

1,4-Bis(4-phenoxybenzoyl)benzene 4,4'-Diphenoxyterephthalophenone 1,4-phenylenebis((4-phenoxyphenyl)Methanone) Phenylene-1,4-bis[(4-phenoxyphenyl)methanone] benzene-1,4-diylbis[(4-phenoxyphenyl)methanone] Methanone, 1,1'-(1,4-phenylene)bis[1-(4-phenoxyphenyl)-