InChI=1/C21H30N4O3/c1-17(21(26)22-11-10-18-6-3-2-4-7-18)23-12-14-24(15-13-23)19-8-5-9-20(16-19)25(27)28/h5-6,8-9,16-17H,2-4,7,10-15H2,1H3,(H,22,26)/t17-/m1/s1/f/h22H ADA0D5E8AD55C0FE