InChI=1/C26H38N2O4/c1-5-8-12-20(7-3)26(31)28(18-21-16-15-19(4)32-21)24(25(30)27-17-9-6-2)22-13-10-11-14-23(22)29/h10-11,13-16,20,24,29H,5-9,12,17-18H2,1-4H3,(H,27,30)/t20-,24+/m0/s1/f/h27H C8CF56E0E1427BB9