Using CCCCCCCCc1ccc(-c2ncc(-c3ccc(O)cc3)s2)cc1, CCCCCCI to produce CCCCCCCCc1ccc(-c2ncc(-c3ccc(OCCCCCC)cc3)s2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.