Using O=C(c1ccc([N+](=O)[O-])cc1)N1CCc2cn[nH]c2-c2sccc21 to produce Nc1ccc(C(=O)N2CCc3cn[nH]c3-c3sccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.