InChI=1S/C34H44N4O15/c35-16-22-15-20(18-53-22)17-52-21-3-1-19(2-4-21)13-14-36-27(39)10-7-25(33(48)49)38-29(41)11-8-26(34(50)51)37-28(40)9-5-23(31(44)45)24(32(46)47)6-12-30(42)43/h1-4,15,18,23-26H,5-14,16-17,35H2,(H,36,39)(H,37,40)(H,38,41)(H,42,43)(H,44,45)(H,46,47)(H,48,49)(H,50,51)