3946-91-6 Bis(salicylidene)-o-phenylenediamine N,N'-(o-Phenylene)bis(salicylideneamine) NSC5478 Phenol, 2,2'-[1,2-phenylenebis(nitrilomethylidyne)]bis- o-Cresol, .alpha.,.alpha.'-(o-phenylenedinitrilo)di-