InChI=1S/C28H30N2O16/c31-17-10-15-12(8-16(26(42)43)30(15)5-4-11-6-13(24(38)39)29-14(7-11)25(40)41)9-18(17)44-27-22(36)21(35)23(37)28(46-27)45-20(34)3-1-2-19(32)33/h4-6,9-10,14,16,21-23,27-28,35-37H,1-3,7-8H2,(H5,31,32,33,38,39,40,41,42,43)/t14?,16-,21+,22+,23-,27?,28-/m0/s1