InChI=1/C19H24N4O4/c1-22-11-8-20-18(26)14(22)12-16(24)23-9-6-19(7-10-23)21-17(25)13-4-2-3-5-15(13)27-19/h2-5,14H,6-12H2,1H3,(H,20,26)(H,21,25)/p+1/t14-/m1/s1/fC19H25N4O4/h20-22H/q+1 7EE025E6EFD60D91