Picras-1-en-21-oic acid, 13,20-epoxy-2,11,12-trihydroxy-15-[(3-methyl-1-oxo-2-buten-1-yl)oxy]-3,16-dioxo-, methyl ester, (4ξ,11β,12α,15β)-
(4ξ)-13,20-Epoxy-2,11β,12α-trihydroxy-15β-[(3-methyl-1-oxo-2-butenyl)oxy]-3,16-dioxopicras-1-en-21-oic acid methyl ester
CAS: 63744-82-1
Molecular Formula: C26H32O11