Using COc1cc(C#Cc2cc(OC)c(OC(C)C)cc2O)ccc1OC(C)C, O=C(O)CI to produce COc1cc(C#Cc2cc(OC)c(OC(C)C)cc2OC(=O)CI)ccc1OC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.