C20H12N2Na2O7S2

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C20H12N2Na2O7S2 is the chemical formula for a group of compounds that share the same atoms: 20 carbons, 12 hydrogens, 2 nitrogens, 2 sodiums, 7 oxygens, and 2 sulfurs. Its molar mass is about 502.42 g/mol, and the exact mass is 501.9881 u. Because different arrangements of these atoms can create different substances, this formula alone does not identify a single compound. To know exactly which substance it is, you need more details such as the structure, a CAS number, or the context in which it is used.