Using C=CC(=O)Cl, O=c1[nH]nc(-c2cc3cccc(Cl)c3c(O[C@H]3CCNC3)n2)[nH]1 to produce C=CC(=O)N1CC[C@H](Oc2nc(-c3n[nH]c(=O)[nH]3)cc3cccc(Cl)c23)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.