InChI=1/C19H28N4O4/c1-13(2)23(3)15-6-4-5-14(11-15)22-17(25)16(24)21-12-19(18(20)26)7-9-27-10-8-19/h4-6,11,13H,7-10,12H2,1-3H3,(H2,20,26)(H,21,24)(H,22,25)/f/h21-22H,20H2 FAB60C586E19E1EB