Using [N-]=[N+]=[N-], CN1CCc2ccc(NC(=O)[C@@H](CCC#N)NC(=O)OC(C)(C)C)cc2CC1 to produce CN1CCc2ccc(NC(=O)[C@@H](CCc3nnn[nH]3)NC(=O)OC(C)(C)C)cc2CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.