Using Fc1ccc(CBr)cc1, O=c1c(I)c(O)ccn1Cc1cccc(F)c1 to produce O=c1c(I)c(OCc2ccc(F)cc2)ccn1Cc1cccc(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.