InChI=1/C21H33N3O4/c1-4-7-12-22-20(26)19(15(5-2)6-3)24(14-16-9-8-13-28-16)21(27)17-10-11-18(25)23-17/h8-9,13,15,17,19H,4-7,10-12,14H2,1-3H3,(H,22,26)(H,23,25)/t17-,19-/m0/s1/f/h22-23H BD4B5819020E7F89