Using CC(C)(C)S(=O)(=O)NCCBr, Nc1ncnc2[nH]c(Sc3cc4c(cc3I)OCO4)nc12 to produce CC(C)(C)S(=O)(=O)NCCn1c(Sc2cc3c(cc2I)OCO3)nc2c(N)ncnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.