InChI=1/C19H32N4O3/c24-17(21-15-8-2-1-3-9-15)14-7-6-12-23(13-14)19(26)22-16-10-4-5-11-20-18(16)25/h14-16H,1-13H2,(H,20,25)(H,21,24)(H,22,26)/t14-,16-/m0/s1/f/h20-22H 3CA51012CC9B7C61