Chemical structure search

Input SMILES: O=C(Nc1cccc(c1)C(=O)Nc1cc(ccc1C)C(=O)Nc1ccc(c2c1c(cc(c2)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O)Nc1cccc(c1)C(=O)Nc1cc(ccc1C)C(=O)Nc1ccc(c2c1c(cc(c2)S(=O)(=O)O)S(=O)(=O)O)S(=O)(=O)O

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To return all relevant hits please ensure that your input structure does not include chiral specification.