Using Nc1ncnc2c1c(I)nn2C1CCNCC1, O=C(Cl)OCc1ccccc1 to produce Nc1ncnc2c1c(I)nn2C1CCN(C(=O)OCc2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.