168010-15-9

2H,6H-Benzo[1,2-b:5,4-b']dipyran-6-one,7,8-dihydro-2,2-dimethyl-10-(3-methyl-2-butenyl)-8-(2,2',4,4',5-pentahydroxy[1,1'-biphenyl]-3-yl)-,(S)-