19-Norlanosta-5,23-diene-3,11,22-trione,25-(acetyloxy)-2-(b-D-glucopyranosyloxy)-16,20-dihydroxy-9-methyl-, (2b,9b,10a,16a,23E)-;Cucurbitacin B 2-O-beta-D-glucoside;19-Norlanosta-5,23-diene-3,11,22-trione,25-(acetyloxy)-2-(b-D-glucopyranosyloxy)-16,20-dihydroxy-9-methyl-, (2b,9b,10a,16a,23;(2beta,9beta,10alpha,16alpha,23E)-25-(Acetyloxy)-2-(beta-D-glucopyranosyloxy)-16,20-dihydroxy-9-methyl-19-norlanosta-5,23-diene-3,11,22-trione;2-O-beta-D-Glucopyranosylcucurbitacin B;2-O-beta-Glucopyranosyl-cucurbitacin B;Arvenin I