InChI=1S/C37H40N4O10/c1-17-20(4-8-33(42)43)28-14-27-19(3)22(6-10-35(46)47)30(40-27)16-32-24(12-37(50)51)23(7-11-36(48)49)31(41-32)15-29-21(5-9-34(44)45)18(2)26(39-29)13-25(17)38-28/h14-16,26,38,41H,4-13H2,1-3H3,(H,42,43)(H,44,45)(H,46,47)(H,48,49)(H,50,51)/b27-14-,31-15-,32-16-