Using ClCCCl, CC[C@@H](CO)Nc1ccc([N+](=O)[O-])cc1C(=O)NCc1ccc2c(c1)OCO2 to produce CC[C@@H](CCl)Nc1ccc([N+](=O)[O-])cc1C(=O)NCc1ccc2c(c1)OCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.