Using CC(C)(C)[Si](C)(C)OCCC1(CN2C(=O)c3ccccc3C2=O)CC1 to produce O=C1c2ccccc2C(=O)N1CC1(CCO)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.