Using CN1C[C@@H](S)C[C@H]1C(=O)N1CCN(CCO)CC1, C[C@@H](O)[C@H]1C(=O)N2C(C(=O)OCc3ccc([N+](=O)[O-])cc3)C(=O)[C@H](C)[C@@H]12 to produce C[C@@H](O)[C@H]1C(=O)N2C(C(=O)OCc3ccc([N+](=O)[O-])cc3)=C(S[C@H]3C[C@@H](C(=O)N4CCN(CCO)CC4)N(C)C3)[C@H](C)[C@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.