Using O=S(=O)(OCC(F)(F)F)C(F)(F)F, CN(c1ccccc1)c1nc(N)nc(-c2noc(C3CNC3)n2)n1 to produce CN(c1ccccc1)c1nc(N)nc(-c2noc(C3CN(CC(F)(F)F)C3)n2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.