Using CC(C)(C)OC(=O)N1CCN(c2ncc(S(=O)(=O)c3ccc(F)cc3)cn2)CC1 to produce O=S(=O)(c1ccc(F)cc1)c1cnc(N2CCNCC2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.