Using CC(=O)O, CC[C@H](OC(C)=O)[C@@H]1C[C@H]2OC(C)(C)O[C@H]2O1 to produce CC[C@H](OC(C)=O)[C@@H]1C[C@@H](OC(C)=O)C(OC(C)=O)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.