126293-18-3 2-Imidazolin-5-one, 3-benzylidene-1-((o-nitrobenzylidene)amino)-2-phenyl- 3-Benzylidene-1-((o-nitrobenzylidene)amino)-2-phenyl-2-imidazolin-5-one 4H-Imidazol-4-one, 3,5-dihydro-3-(((2-nitrophenyl)methylene)amino)-2-phenyl-5-(phenylmethylene)-