Using O=C(Nc1cn2nc(I)ccc2n1)C1CC1, Oc1cccc2[nH]ccc12 to produce O=C(Nc1cn2nc(Oc3cccc4[nH]ccc34)ccc2n1)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.