Using Cc1cc(C2=CC(C)(C)CC(C)(C)C2)ccc1F, O=C(OO)c1cccc(Cl)c1 to produce Cc1cc(C23CC(C)(C)CC(C)(C)C2O3)ccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.