InChI=1/C24H30N4O4/c1-16-7-8-23(32-16)22(28-9-11-31-12-10-28)15-26-24(30)21(27-17(2)29)13-18-14-25-20-6-4-3-5-19(18)20/h3-8,14,21-22,25H,9-13,15H2,1-2H3,(H,26,30)(H,27,29)/t21-,22+/m0/s1/f/h26-27H 7B8BA45E3F2FE863