Using O=C(N[C@H]1C[C@@H](N2Cc3cnc(C(F)(F)F)nc3C2)CC[C@@H]1c1cc(F)c(F)cc1F)OCc1ccccc1 to produce N[C@H]1C[C@@H](n2cc3cnc(C(F)(F)F)nc3c2)CC[C@@H]1c1cc(F)c(F)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.