Using O=C([O-])[O-], CC(C)(C)OC(=O)N1CCC(Oc2ccc(C#N)cc2)CC1 to produce CC(C)(C)OC(=O)N1CCC(Oc2ccc(C(N)=O)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.