InChI=1/C20H24N4O5/c1-4-23(13(2)3)16-8-6-15(7-9-16)22-19(25)12-29-20(26)14-5-10-17(21)18(11-14)24(27)28/h5-11,13H,4,12,21H2,1-3H3,(H,22,25)/p+1/fC20H25N4O5/h22-23H/q+1 7D1B67441A5B478C