Using CC(C)(C)OC(=O)N1CCC(CNC(=O)CNC(=O)c2cccc(C(F)(F)F)c2)CC1 to produce O=C(CNC(=O)c1cccc(C(F)(F)F)c1)NCC1CCNCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.