119347-03-4

4H,8H-Benzo[1,2-b:3,4-b']dipyran-4-one,2,3-dihydro-5-hydroxy-2-[4-hydroxy-3-methoxy-5-(3-methyl-2-butenyl)phenyl]-8,8-dimethyl-6-(3-methyl-2-butenyl)-,(S)-