Using ClC(Cl)Cl, Cc1cc(/C=C/C(=O)O)cnc1N1CCN(c2ncc(-c3cccc(CN(C)C(=O)CNC(=O)OC(C)(C)C)c3)cn2)CC1 to produce Cc1cc(/C=C/C(=O)O)cnc1N1CCN(c2ncc(-c3cccc(CN(C)C(=O)CN)c3)cn2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.