Using CCOC(=O)C(C#N)(CC(=O)OC1CC(C)CCC1C(C)C)NC(=O)OC(C)(C)C, O=C([O-])[O-] to produce CCOC(=O)C(CC(=O)OC1CC(C)CCC1C(C)C)(NC(=O)OC(C)(C)C)C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.