Using O=C/C=C/c1c(Cl)cc(Cl)cc1-c1ccc(F)cc1, COC(=O)CC(C)=O to produce COC(=O)CC(=O)CC(O)/C=C/c1c(Cl)cc(Cl)cc1-c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.