Using CC1(C)OC(=O)Nc2ccc(-c3cccc(C#C[Si](C)(C)C)c3)cc21 to produce C#Cc1cccc(-c2ccc3c(c2)C(C)(C)OC(=O)N3)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.