InChI=1S/C31H37N3O11/c35-23-3-1-14-32-25(37)13-8-19-6-11-21(44-31-28(40)26(38)27(39)29(45-31)30(41)42)22(17-19)43-20-9-4-18(5-10-20)7-12-24(36)34-16-2-15-33-23/h4-13,17,23,26-29,31,33,35,38-40H,1-3,14-16H2,(H,32,37)(H,34,36)(H,41,42)/b12-7-,13-8-