16958-31-9 4,8-Secosenecionan-8,11,16-trione, 12-(acetyloxy)-15,20-dihydro-15,20-dihydroxy-4-methyl- 4,8-Secosenecionan-8,11,16-trione, 15,20-dihydro-12-acetoxy-15,20-dihydroxy-4-methyl- BRN 1095921 Floradanin Floridanine (neutral)