Using COc1cc(C(=O)c2c(Br)oc3c(OC(C)=O)c(OC)ccc23)cc(OC)c1OC, C#C[Si](C)(C)C to produce C#Cc1oc2c(O)c(OC)ccc2c1C(=O)c1cc(OC)c(OC)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.