InChI=1S/C35H41N7O9/c1-21-15-31(45)51-29-17-23(10-11-25(21)29)39-32(46)26(9-5-6-14-36)40-33(47)27(12-13-30(43)44)41-34(48)28(16-24-18-37-20-38-24)42-35(49)50-19-22-7-3-2-4-8-22/h2-4,7-8,10-11,15,17-18,20,26-28H,5-6,9,12-14,16,19,36H2,1H3,(H,37,38)(H,39,46)(H,40,47)(H,41,48)(H,42,49)(H,43,44)/t26-,27-,28-/m0/s1