Using C[Si](C)(C)CCCCl, COc1ccc(N=Nc2ccc(O)cc2O)c([N+](=O)[O-])c1 to produce COc1ccc(N=Nc2ccc(OCCC[Si](C)(C)C)cc2O)c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.