Using O=CN1CCNCC1, O=C(O)C=C(c1cccc(Cl)c1)c1cccc(Cl)c1 to produce O=C(C=C(c1cccc(Cl)c1)c1cccc(Cl)c1)N1CCNCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.