4H-1-Benzopyran-4-one, 2-(2,4-dihydroxyphenyl)-2,3-dihydro-5,7-dihydroxy-6,8-bis(3-methyl-2-butenyl)-, (S)- 5,7,2',4'-Tetrahydroxy-6,8-diprenylflavanone 99119-72-9 Flemiphilippinin D