Using O=C1C=C(Cl)CCC1, Oc1cccc(N=C(c2ccccc2)c2ccccc2)c1 to produce O=C1C=C(Oc2cccc(N=C(c3ccccc3)c3ccccc3)c2)CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.