19687-73-1 2-Oxazolidone, 3-((2-nitrophenyl)methyleneamino)- 2-Oxazolidone, 3-((o-nitrophenyl)methyleneamino)- 2-Oxazolidone, 3-(o-nitrobenzylideneamino)- 3-((o-Nitrophenyl)methyleneamino)-2-oxazolidone