Using COc1cccc(OC)c1C1CN(C(=O)OC(C)(C)C)CC(=O)N1Cc1ccc(OC(F)(F)F)cc1 to produce COc1cccc(OC)c1C1CNCC(=O)N1Cc1ccc(OC(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.