Using CC(C)[Si](Sc1ccc2c(c1)CN(CC(F)(F)F)C2=O)(C(C)C)C(C)C to produce O=C1c2ccc(S)cc2CN1CC(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.