Using CCOC(=O)CBr, Cc1c(C(=O)Nc2ccc(N3CCC(O[Si](C)(C)C(C)(C)C)CC3)c(C#N)c2)cnn1-c1ccc(F)cc1 to produce Cc1c(C(=O)N(CC(=O)O)c2ccc(N3CCC(O)CC3)c(C#N)c2)cnn1-c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.