Using CCc1ncnc(Cl)c1C#Cc1ccc(N)nc1, O=C([O-])[O-] to produce CCc1ncnc(-c2ccc(C(=O)O)nc2)c1C#Cc1ccc(N)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.