InChI=1/C19H36N4O3/c1-14(2)12-17(23-8-10-26-11-9-23)13-21-19(25)22-16-6-4-15(5-7-16)18(24)20-3/h14-17H,4-13H2,1-3H3,(H,20,24)(H2,21,22,25)/t15?,16?,17-/m0/s1/f/h20-22H 5CA1C7F1C3905FFB