1,8-Dihydroxy-3-methyl-10-(3'-methyl-1'-oxo-2'-butenyl)-9(10H)-anthracenone 10-Senecioylchrysarobin 127848-70-8 9(10H)-Anthracenone, 1,8-dihydroxy-3-methyl-10-(3-methyl-1-oxo-2-butenyl)-, (+-)-