Using Oc1nnc2c3cc(-c4ccccc4)c(-c4ccc(C5OCCO5)cc4)nc3ccn12 to produce O=Cc1ccc(-c2nc3ccn4c(O)nnc4c3cc2-c2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.