Chemical structure search

Input SMILES: Nc1ccc(c(c1)N)N=Nc1ccc2c(c1)c(O)c(c(c2)S(=O)(=O)O)N=Nc1ccc(c(c1)S(=O)(=O)O)N=Nc1ccc(cc1N)N

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