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SCFBio, IIT Delhi
Formula: C20H6I4Na2O5 | Mol. Weight: 879.90 g/mol
IUPAC: disodium;2',4',5',7'-tetraiodo-3-oxospiro[2-benzofuran-1,9'-xanthene]-3',6'-diolate
C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)I)[O-])I)I)[O-])I.[Na+].[Na+]