4H-1-benzopyran-4-one, 2,3-dihydro-5,7-dihydroxy-8-methoxy-6-(3-methyl-2-butenyl)-2-phenyl-, (2R)- 5,7-Dihydroxy-8-methoxy-6-(3-methyl-but-2-enyl)-2-phenyl-chroman-4-one 5,7-dihydroxy-8-methoxy-6-(3-methylbut-2-en-1-yl)-2-phenyl-2,3-dihydro-4H-chromen-4-one InChI=1/C21H22O5/c1-12(2)9-10-14-18(23)17-15(22)11-16(13-7-5-4-6-8-13)26-20(17)21(25-3)19(14)24/h4-9,16,23-24H,10-11H2,1-3H3/t16-/m1/s Microfolione