3070-86-8 4,4'-Diacetamidodiphenyl ether 4,4'-Oxybisacetanilide Acetamide, N,N'-(oxydi-4,1-phenylene)bis- (9CI) Acetanilide, 4',4'''-oxybis- (8CI) Bis(p-acetylaminophenyl) ether CCRIS 5690 N,N'-Diacetyl-4,4'-diaminodiphenyl ether NSC 19584