Using O=C([C@@H]1C[C@H](Nc2ccc([N+](=O)[O-])cc2)CN1)N1CCSC1 to produce Nc1ccc(N[C@@H]2CN[C@H](C(=O)N3CCSC3)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.