Using CN(C(=O)c1ccc(Cl)cc1)[C@@H]1CCN(C(=O)OC(C)(C)C)C[C@H]1c1ccc(Cl)c(Cl)c1 to produce CN(C(=O)c1ccc(Cl)cc1)[C@@H]1CCNC[C@H]1c1ccc(Cl)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.