Using COC(=O)c1ncoc1-c1cccc(CCO[Si](C)(C)C(C)(C)C)c1 to produce CC(C)(C)[Si](C)(C)OCCc1cccc(-c2ocnc2C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.