Using O=[O+][O-], COc1ccc(S(=O)(=O)N(CC=C(C)C)CC(=O)OC(C)(C)C)cc1 to produce COc1ccc(S(=O)(=O)N(CC=O)CC(=O)OC(C)(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.