3,3'-[2,6-Dimethyl-1,4-phenylenebis[iminocarbonyl(acetylmethylene)azo]]bis(N-phenyl-2-chlorobenzamide) C??? ??, ??, ??

3,3'-[2,6-Dimethyl-1,4-phenylenebis[iminocarbonyl(acetylmethylene)azo]]bis(N-phenyl-2-chlorobenzamide) ?? ?? ? ???

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3,3'-[2,6-Dimethyl-1,4-phenylenebis[iminocarbonyl(acetylmethylene)azo]]bis(N-phenyl-2-chlorobenzamide) ?? ??