Using COC(=O)c1ncnc(N2CCC(N3CCc4cc(OC)ccc4NC3=O)CC2)n1 to produce COc1ccc2c(c1)CCN(C1CCN(c3ncnc(C(=O)O)n3)CC1)C(=O)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.