3366-63-0 Acetic acid, ((4,4'-diamino-3,3'-biphenylylene)dioxy)di- Acetic acid, 2,2'-((4,4'-diamino(1,1'-biphenyl)-3,3'-diyl)bis(oxy))bis- Acide O,O'-(4,4'-diaminobiph?nyle-3,3'-ylene)diglycolique Acido O,O'-(4,4'-diaminobifenil-3,3'-ilen)diglicolico EINECS 222-133-5 O,O'-(4,4'-Diaminobiphenyl-3,3'-ylene)di(glycollic acid)