Using COc1ccccc1NC(=O)OC(C)(C)C, COC(=O)c1ccc(C(F)(F)F)cn1 to produce COc1cccc(C(=O)c2ccc(C(F)(F)F)cn2)c1NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.