Using C1COCCN1, NS(=O)(=O)c1ccc(N[C@@H](CSc2ccccc2)CC(=O)O)c([N+](=O)[O-])c1 to produce NS(=O)(=O)c1ccc(N[C@@H](CSc2ccccc2)CC(=O)N2CCOCC2)c([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.