Using O=C(Cl)N1CC=C(c2ccc(Cl)cc2)CC1, C[C@]1(CN2CCNCC2)Cn2cc([N+](=O)[O-])nc2O1 to produce C[C@]1(CN2CCN(C(=O)N3CC=C(c4ccc(Cl)cc4)CC3)CC2)Cn2cc([N+](=O)[O-])nc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.