Using OCCCNc1nc2cc(C(F)(F)F)ccc2n2c(Br)cnc12, C#C[Si](C)(C)C to produce C[Si](C)(C)C#Cc1cnc2c(NCCCO)nc3cc(C(F)(F)F)ccc3n12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.