N,N'-1,5-naphthalenediylbis[4-[(3-chloro-2-methylphenyl) azo]-3-hydroxy-2-Naphthalenecarboxamide

N,N'-naphthalene-1,5-diylbis[4-[(3-chloro-2-methylphenyl)azo]-3-hydroxynaphthalene-2-carboxamide]

N,N'-(1,5-Naphthalenediyl)bis[(3-chloro-2-methyl-4,1-phenylene)azo]bis(3-hydroxy-2-naphthalenecarboxamide)