Using CC(C)(C)NC(=O)c1c[nH]c2ncc(-c3cccc4cnn(COCC[Si](C)(C)C)c34)nc12 to produce CC(C)(C)NC(=O)c1c[nH]c2ncc(-c3cccc4cn[nH]c34)nc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.