6887-42-9 Aconitane-7,8-diol, 4-(((2-((4-amino-2(or 3)-methyl-1,4-dioxobutyl)amino)benzoyl)oxy)methyl)-20-ethyl-1,6,14,16-tetramethoxy-, (1-alpha,6-beta,14-alpha,16-beta)- Delsemine