2-OXO-4-((E)-3-OXO-4-PHENOXYBUT-1-EN-1-YL)HEXAHYDRO-2H-CYCLOPENTA(B)FURAN-5-YL (1,1'-BIPHENYL)-4-CARBOXYLATE, (3AR,4R,5R,6AS)-
2-oxo-4-((e)-3-oxo-4-phenoxybut-1-en-1-yl)hexahydro-2h-cyclopenta(b)furan-5-yl (1,1'-biphenyl)-4-carboxylate, (3ar,4r,5r,6as)-