InChI=1/C19H30N4O2/c20-14-19(10-4-5-11-19)17(24)23-12-8-16(9-13-23)22-18(25)21-15-6-2-1-3-7-15/h15-16H,1-13H2,(H2,21,22,25)/f/h21-22H 5B561FFD44A89B65