Using CC(C)(C)[Si](C)(C)OCc1cccc(C(O)c2cnc(N3CCOCC3)nc2)c1 to produce OCc1cccc(Cc2cnc(N3CCOCC3)nc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.