Using O[C@@H]1Cc2cc(Cl)c(Cl)cc2[C@H]1N1CCCC1, CCN(CC)CC to produce CN[C@@H]1c2cc(Cl)c(Cl)cc2C[C@H]1N1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.