Using C[Si](C)(C)C(F)(F)F, COc1cc(Nc2nc(C=O)cc(COCC(F)(F)F)n2)ccc1-n1cnc(C)c1 to produce COc1cc(Nc2nc(COCC(F)(F)F)cc(C(O)C(F)(F)F)n2)ccc1-n1cnc(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.