InChI=1S/C31H41F3N8O8/c1-16(39-29(48)50-30(2,3)4)25(45)38-15-23(43)42-12-6-8-21(42)27(47)41-20(7-5-11-37-28(35)36)26(46)40-17-9-10-18-19(31(32,33)34)14-24(44)49-22(18)13-17/h9-10,13-14,16,20-21H,5-8,11-12,15H2,1-4H3,(H,38,45)(H,39,48)(H,40,46)(H,41,47)(H4,35,36,37)/t16-,20-,21-/m0/s1