Using CN1CCNCC1, O=C(O)c1ccc(Cl)c(S(=O)(=O)N2CCOCC2)c1 to produce CN1CCN(c2ccc(C(=O)O)cc2S(=O)(=O)N2CCOCC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.