InChI=1S/C38H42N2O11/c1-20(2)27-12-13-28(49-33(44)25-10-8-14-39-17-25)37-19-46-36(7,31(27)37)35(50-34(45)26-11-9-15-40-18-26)38(51-24(6)43)16-21(3)30(47-22(4)41)29(38)32(37)48-23(5)42/h8-15,17-18,21,27-32,35H,1,16,19H2,2-7H3/t21-,27+,28+,29+,30-,31-,32+,35-,36+,37+,38+/m0/s1