Using CCCC(Cc1ccc(C(=O)OC)cc1)C(=O)c1cc2cc(Cl)ccc2n1Cc1ccccc1 to produce CCCC(Cc1ccc(C(=O)OC)cc1)C(=O)c1cc2cc(Cl)ccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.