Using CI, O=C(OCc1ccccc1)N1CCN(c2nc(O[C@H]3C=C[C@@H](O)C3)c3ccccc3n2)CC1 to produce CO[C@@H]1C=C[C@H](Oc2nc(N3CCN(C(=O)OCc4ccccc4)CC3)nc3ccccc23)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.