Using O=C(CN1CCC(c2nc(-c3ccc(F)cc3)nn2-c2ncccn2)CC1)c1ccccc1 to produce OC(CN1CCC(c2nc(-c3ccc(F)cc3)nn2-c2ncccn2)CC1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.