Using O=c1oc2cc(O)ccc2c(Cc2ccc(OCCBr)cc2)c1-c1ccc(Cl)cc1Cl, II to produce O=c1oc2c(I)c(O)ccc2c(Cc2ccc(OCCBr)cc2)c1-c1ccc(Cl)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.