Using Nc1cc2c(cc1[N+](=O)[O-])C(=O)NC2=O, CN(CCN)C(=O)OC(C)(C)C to produce CN(CCN1C(=O)c2cc(N)c([N+](=O)[O-])cc2C1=O)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.