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                                             Input SMILES: C1=CC(=C(C=C1)O)C=NNC(=N)C2=NON=C2NCNC3=NON=C3C(=N)NN=CC4=C(C=CC=C4)O 
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                                             Choose type of search to perform: 
                                                
                                                 Limit results by chemical class: 
                                                
                                                 To return all relevant hits please ensure that your input structure does not include chiral specification. 
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