Using Cc1cccnc1Oc1cccc(C=C2CCNCC2)c1, O=C(Nc1cccnc1)Oc1ccccc1 to produce Cc1cccnc1Oc1cccc(C=C2CCN(C(=O)Nc3cccnc3)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.