Using COc1ccc2c(C(=O)NCC(=O)OC(C)(C)C)c(F)ccc2c1C(F)(F)F, COC(=O)Cl to produce COC(=O)N(CC(=O)OC(C)(C)C)C(=O)c1c(F)ccc2c(C(F)(F)F)c(OC)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.