Using Cc1ccc(S(=O)(=O)n2c(CC(=O)O)cnc2C(C)C)cc1, O=C(Cl)C(=O)Cl to produce Cc1ccc(S(=O)(=O)n2c(CC(=O)Cl)cnc2C(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.