Using ClC(c1ccccc1)(c1ccccc1)c1ccccc1, O[C@@H]1CCNC1 to produce O[C@@H]1CCN(C(c2ccccc2)(c2ccccc2)c2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.