Using COC(=O)c1cccc(Oc2cc3c(cn2)nc(-c2nonc2N)n3-c2ccccc2)c1 to produce Nc1nonc1-c1nc2cnc(Oc3cccc(C(=O)O)c3)cc2n1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.