126164-75-8 BRN 4241578 alpha-D-Glucopyranosiduronamide, (3-beta,20-beta)-29-(nonylamino)-11,29-dioxoolean-12-en-3-yl N-nonyl-2-O-(2,3,4-tri-O-acetyl-N-nonyl-beta-D-glucopyranuronamidosyl)-, 3,4-diacetate