Using C[C@@H]1CN(C(=O)OC(C)(C)C)C[C@H]2Cc3c(ncc(F)c3CO)N21 to produce C[C@@H]1CNC[C@H]2Cc3c(ncc(F)c3CO)N21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.