Using CI, CC(C)(C)OC(=O)N1CCC(O)C(CN=[N+]=[N-])C1 to produce COC1CCN(C(=O)OC(C)(C)C)CC1CN=[N+]=[N-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.