Using O=Cc1ccc(O)c(C=O)c1, CCOC(=O)/C=C/C(F)(F)F to produce CCOC(=O)C1=Cc2cc(C=O)ccc2OC1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.