Using CC(C)(C)[Si](C)(C)Cl, CCOc1ccc(N(C(=O)OC(C)(C)C)c2c(CC(O)CO)c(Cl)nc3ccnn23)cc1 to produce CCOc1ccc(N(C(=O)OC(C)(C)C)c2c(CC(O)CO[Si](C)(C)C(C)(C)C)c(Cl)nc3ccnn23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.