InChI=1/C19H24N4O5/c1-11-9-13-10-15(23(27)28)7-8-16(13)22(11)19(26)18(25)21-14-5-3-12(4-6-14)17(24)20-2/h7-8,10-12,14H,3-6,9H2,1-2H3,(H,20,24)(H,21,25)/t11-,12?,14?/m1/s1/f/h20-21H 2B54C466562A7DCF