英文名称:4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-5-(3-methyl-2-buten-1-yl)phenyl]-2,3-dihydro-7-hydroxy-6-(3-methyl-2-buten-1-yl)-,(-)-; 4H-1-Benzopyran-4-one,3-[2,4-dihydroxy-5-(3-methyl-2-butenyl)phenyl]-2,3-dihydro-7-hydroxy-6-(3-methyl-2-butenyl)-,(-)- (9CI); Prostratol B