Using Cn1cc(C2=C(c3cn(C(=O)C(C)(C)C)c4cc([N+](=O)[O-])ccc34)C(=O)NC2=O)c2ccccc21 to produce Cn1cc(C2=C(c3c[nH]c4cc([N+](=O)[O-])ccc34)C(=O)NC2=O)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.