InChI=1/C19H30N4O3/c1-3-4-6-15-7-5-8-16(15)20-19(25)23-11-9-22(10-12-23)18(24)17-13-14(2)21-26-17/h13,15-16H,3-12H2,1-2H3,(H,20,25)/t15-,16+/m1/s1/f/h20H D158D847379CB715