Using COC(=O)c1ccc(Nc2nc(Cl)nc(OCC(F)(F)F)n2)cc1O, CC(C)(C)OC(=O)NCCCCCCO to produce COC(=O)c1ccc(Nc2nc(Cl)nc(OCC(F)(F)F)n2)cc1OCCCCCCNC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.