Using Cc1cccc(Oc2cccc(C=C3CCNCC3)c2)n1, O=C(Nc1cccnc1)Oc1ccccc1 to produce Cc1cccc(Oc2cccc(C=C3CCN(C(=O)Nc4cccnc4)CC3)c2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.