Using O=C(COc1ccc(Cl)cc1)N1CCN(Cc2ccc(F)cc2)C(CC(O)c2ccccc2)C1, CI to produce COC(CC1CN(C(=O)COc2ccc(Cl)cc2)CCN1Cc1ccc(F)cc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.