Using CC(C)(C)[Si](C)(C)OC1c2ccccc2-c2ccc(I)cc2C1O[Si](C)(C)C(C)(C)C, C1CCOC1 to produce O=C1C=Cc2c(ccc3ccccc23)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.