Using N[C@H](CC1CCCCC1)CN1CCN(c2nccc3ccccc23)CC1, O=C(Cl)C1CCCCC1 to produce O=C(N[C@H](CC1CCCCC1)CN1CCN(c2nccc3ccccc23)CC1)C1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.