Using Cc1ccc(-c2oc3c(C(=O)O)cccc3c(=O)c2C)c(C)c1 to produce Cc1ccc(-c2oc3c(C(=O)[O-])cccc3c(=O)c2C)c(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.