InChI=1S/C30H41N3O9/c1-17(2)26(42-21-11-9-20(10-12-21)14-22(31)29(38)39)25(33-27(36)24(35)13-18(3)16-34)28(37)32-23(30(40)41)15-19-7-5-4-6-8-19/h4-12,17-18,22-26,34-35H,13-16,31H2,1-3H3,(H,32,37)(H,33,36)(H,38,39)(H,40,41)