Using Nc1nc2ccc([N+](=O)[O-])cc2s1, COc1ccc(Nc2ncccc2C(=O)O)cc1 to produce COc1ccc(Nc2ncccc2C(=O)Nc2nc3ccc([N+](=O)[O-])cc3s2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.