Using CC(Cl)OC(=O)N1c2ccccc2Sc2cc(O)c3ccccc3c21, CC(=O)[O-] to produce CC(=O)OC(C)OC(=O)N1c2ccccc2Sc2cc(O)c3ccccc3c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.