InChI=1/C19H28N4O3/c1-14-8-12-23(13-9-14)11-3-2-10-21-18(25)19(26)22-16-6-4-15(5-7-16)17(20)24/h4-7,14H,2-3,8-13H2,1H3,(H2,20,24)(H,21,25)(H,22,26)/p+1/fC19H29N4O3/h21-23H,20H2/q+1 648A9DCF2EB70146