Using O=C(Oc1cc(Cl)c(O)c(I)c1)c1ccccc1, OCCCOc1ccc(C(F)(F)F)cn1 to produce O=C(Oc1cc(Cl)c(OCCCOc2ccc(C(F)(F)F)cn2)c(I)c1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.