Using CCOC(=O)c1ccc2c(c1)nc(N)n2[C@H]1CC[C@H](O)CC1, CC(C)(C)[Si](C)(C)Cl to produce CCOC(=O)c1ccc2c(c1)nc(N)n2[C@H]1CC[C@H](O[Si](C)(C)C(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.