Using CCOC(=O)c1cc(-c2ccncc2)c(-c2ccc(F)cc2)s1 to produce O=C(O)c1cc(-c2ccncc2)c(-c2ccc(F)cc2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.