Using CCOc1ccc(OCC(N)=O)c(C(Nc2ccc(C(=N)N)cc2)C(=O)OC)c1 to produce CCOc1ccc(OCC(N)=O)c(C(Nc2ccc(C(=N)N)cc2)C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.