for the following products
TF-BF | [(3AR,4R,5R,6aS)-4-(3,3-difluoro-4-phenoxybut-1-enyl)-2-oxo-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-5-yl] benzoate and 2H-Cyclopenta[b]furan-2-one,5-(benzoyloxy)-4-[(1E)-3,3-difluoro-4-phenoxy-1-buten-1-yl]hexahydro-,(3ar,4R,5R,6as)-