[2,6'-Bibenzothiazole]-7-sulfonic acid,2'-(4-aminophenyl)-6-methyl-,diazotized,coupled with diazotized aniline,diazotized 2-(4-aminophenyl)-6-methyl-7-benzothiazolesulfonic acid and resorcinol,so
[2,6'-Bibenzothiazole]-7-sulfonic acid,2'-(4-aminophenyl)-6-methyl-,diazotized,coupled with diazotized aniline,diazotized 2-(4-aminophenyl)-6-methyl-7-benzothiazolesulfonic acid and resorcinol,so