Using CN(C(=O)Cc1ccc(Cl)c(Cl)c1)[C@@H]1CCC2(C[C@H]1N1CCCC1)OCCO2 to produce CN(C(=O)Cc1ccc(Cl)c(Cl)c1)[C@@H]1CCC(=O)C[C@H]1N1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.