2,2'-Dihydroxy-5,5'-diacetyldiaminebiphenyl 98966-14-4 Acetamide, N,N'-(6,6'-dihydroxy(1,1'-biphenyl)-3,3'-diyl)bis- DiOH-diAcNH-biphenyl N,N'-(6,6'-Dihydroxy(1,1'-biphenyl)-3,3'-diyl)bisacetamide