Using CC(=O)C(=O)O, Cc1cc(Nc2ccn(-c3ccccc3)n2)cc(C)c1O to produce CC(=O)C(=O)Oc1c(C)cc(Nc2ccn(-c3ccccc3)n2)cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.