Using COC(=O)C1=C(NC(C)=O)C(=O)O[C@@H]1C to produce COC(=O)[C@H]1[C@H](NC(C)=O)C(=O)O[C@@H]1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.