Using C#CCOc1cc(OC2CCN(C(=O)OC(C)(C)C)CC2)ccc1C(=O)OC to produce C#CCOc1cc(OC2CCN(C(=O)OC(C)(C)C)CC2)ccc1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.