Using c1ccc(Cc2cccc(N3CCC4(C3)OCCO4)n2)cc1, O=C1CCC(=O)N1I to produce Ic1ccc(N2CCC3(C2)OCCO3)nc1Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.