Using C=CCC1(C(=O)OC)COC(C)(C)N1C(=O)OC(C)(C)C, [OH-] to produce CC(C)(C)OC(=O)N1C(C)(C)OCC12CC(O)OC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.