Using CCOc1ccc(-c2c(Cl)ncn2-c2ccc(S(N)(=O)=O)cc2)cc1 to produce CCOc1ccc(-c2c(Cl)ncn2-c2ccc(S([NH-])(=O)=O)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.