Using CC(C)(C)OC(=O)N[C@H]1CCCN(c2c(NC(=O)c3ccc(F)c(-c4c(F)cccc4F)n3)cnc3c2CCC3O)C1 to produce CC(C)(C)OC(=O)N[C@H]1CCCN(c2c(NC(=O)c3ccc(F)c(-c4c(F)cccc4F)n3)cnc3c2CCC3=O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.