Using O=c1c2ccc3c(c2oc2cccc(F)c12)CC(CO)O3, CC(C)=O to produce O=C(O)C1Cc2c(ccc3c(=O)c4c(F)cccc4oc23)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.