InChI=1/C18H23NO8/c20-14-15(21)17(25-12-6-4-11(5-7-12)19(22)23)26-13-10-24-18(27-16(13)14)8-2-1-3-9-18/h4-7,13-17,20-21H,1-3,8-10H2/t13-,14-,15+,16-,17+/m0/s1 0A37599F1980ED0E