Using C[Si](C)(C)CCOCn1ccc(Nc2cncc(C(=O)O)n2)n1 to produce C[Si](C)(C)CCOCn1ccc(Nc2cncc(CO)n2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.