1,8-Dihydroxy-3-methyl-10-(4'-carbethoxy-1'-oxopropionyl)-9(10H)-anthracenone 10-Bcpcb 10-beta-Carbethoxypropionylchrysarobin 127848-71-9 9-Anthracenebutanoic acid, 9,10-dihydro-4,5-dihydroxy-2-methyl-gamma,10-dioxo-, ethyl ester, (+-)- Ethyl (+-)-9,10-dihydro-4,5-dihydroxy-2-methyl-gamma,10-dioxo-9-anthracenebutanoate