InChI=1/C19H28N4O3/c1-6-11-23(12-7-2)16(14(3)4)13-21-17(24)18(25)22-15-9-8-10-20-19(15)26-5/h6-10,14,16H,1-2,11-13H2,3-5H3,(H,21,24)(H,22,25)/p+1/t16-/m1/s1/fC19H29N4O3/h21-23H/q+1 26E2A545A15AC7A8