Using C[C@@H](Oc1cc(-c2cnn(C3CCN(C(=O)OC(C)(C)C)CC3)c2)cnc1N)c1c(Cl)ccc(F)c1Cl to produce C[C@@H](Oc1cc(-c2cnn(C3CCNCC3)c2)cnc1N)c1c(Cl)ccc(F)c1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.