Using O=C([O-])[O-], COC(=O)C(C#N)c1c(OC)cc(C)c2c1ccn2C(=O)OC(C)(C)C to produce COC(=O)C(C)(C#N)c1c(OC)cc(C)c2c1ccn2C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.