InChI=1/C19H28N4O2/c1-3-10-22-17-15(18(24)23(11-4-2)19(22)25)20-16(21-17)14-9-8-12-6-5-7-13(12)14/h12-14H,3-11H2,1-2H3,(H,20,21)/t12-,13+,14+/m1/s1/f/h20H A8BF02996AB2D663