Synonyms: Cucurbitacin F-25-acetate;(10α,23E)-11,22-Dioxo-9β-methyl-19-norlanosta-5,23-diene-2β,3α,16α,20,25-pentaol 25-acetate;(10α,23E)-25-(Acetyloxy)-2β,3α,16α,20-tetrahydroxy-9β-methyl-19-norlanosta-5,23-diene-11,22-dione;(10α,23E)-2β,3α,16α,20-Tetrahydroxy-9β-methyl-25-acetoxy-19-norlanosta-5,23-diene-11,22-dione;25-Acetylcucurbitacin F;Cucurbitacin Ia