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76148-61-3 2h-1,4-benzothiazine,3-(4-nitrophenyl)-2-[3-(4-nitrophenyl)-2h-1,4-benzothiazin-2-ylidene

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Product Name 2H-1,4-Benzothiazine,3-(4-nitrophenyl)-2-[3-(4-nitrophenyl)-2H-1,4-benzothiazin-2-ylidene]-
CAS No. 76148-61-3
Molecular Formula C28H16N4O4S2