InChI=1/C19H24N4O5/c1-13(24)21-15-9-7-14(8-10-15)17-12-16(23-28-17)19(26)20-11-5-3-2-4-6-18(25)22-27/h7-10,12,27H,2-6,11H2,1H3,(H,20,26)(H,21,24)(H,22,25)/f/h20-22H FCF89937F22FBE0F