Using CC(C)(C)[Si](C)(C)O[C@H]1CC[C@H]2[C@@H]3[C@H](CC=Cc4cc(OCc5ccccc5)cc(OCc5ccccc5)c4)C[C@H]4CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C to produce CC(C)(C)[Si](C)(C)O[C@H]1CC[C@H]2[C@@H]3[C@H](CCCc4cc(O)cc(O)c4)C[C@H]4CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.