Using CC[O-], CCN1CCN(S(=O)(=O)c2cnc(Cl)c(Br)c2)CC1 to produce CCOc1ncc(S(=O)(=O)N2CCN(CC)CC2)cc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.