Using CC(C)C(NC(=O)Cn1c(-c2ccccc2)ccc(N(C)C(=O)C(F)(F)F)c1=O)C(=O)C(F)(F)F to produce CNc1ccc(-c2ccccc2)n(CC(=O)NC(C(=O)C(F)(F)F)C(C)C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.