Using Cc1ccc(S(=O)(=O)Cl)cc1, CC(C)C[C@@H](CO)NC(=O)OC(C)(C)C to produce Cc1ccc(S(=O)(=O)OC[C@H](CC(C)C)NC(=O)OC(C)(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.