Using COc1ccc(-n2nc(NC(=O)N(C)C)cc2-c2ccc(O)cc2)cc1, CC(C)(C)[Si](C)(C)OCCBr to produce COc1ccc(-n2nc(NC(=O)N(C)C)cc2-c2ccc(OCCO)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.