Using C=C1Cc2cc(F)c(Br)cc2C1=O, C=CC(=C)O[Si](C)(C)C to produce O=C1CCC2(CC1)Cc1cc(F)c(Br)cc1C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.