Using COc1ccccc1C(Cc1ccccc1)(Cn1cncn1)C(=O)O, CCCI to produce CCCOC(=O)C(Cc1ccccc1)(Cn1cncn1)c1ccccc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.