Using COC(=O)c1cnc(Cl)nc1C(F)(F)F, OC1CC2CCC1C2 to produce O=C(OC1CC2CCC1C2)c1cnc(O[C@@H]2C[C@H]3CC[C@@H]2C3)nc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.