131889-89-9 Esculentin Pregn-5-en-20-one, 3-((O-6-deoxy-3-O-methyl-beta-D-glucopyranosyl-(1-4)-O-2,6-dideoxy-3-O-methyl-beta-D-ribo-hexopyranosyl-(1-4)-2,6-dideoxy-3-O-methyl-beta-D-arabino-hexopyranosyl)oxy)-8,11,12,14,17-pentahydroxy-, (3beta,11alpha,12beta,14beta,17alpha)-