Using CCOC(=O)C[C@H]1OB(O)c2cc(O)cc(C)c21, O=C([O-])[O-] to produce CCOC(=O)C[C@H]1OB(O)c2cc(OC)cc(C)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.