Using O=C(Nc1nc(-c2ccc([N+](=O)[O-])cc2)cs1)C1CCCN1C(=O)OCc1ccccc1 to produce Nc1ccc(-c2csc(NC(=O)[C@@H]3CCCN3C(=O)OCc3ccccc3)n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.