InChI=1/C20H24N4O4/c1-24(2)16(17-4-3-11-28-17)12-21-19(26)20(27)23-14-7-5-13(6-8-14)18(25)22-15-9-10-15/h3-8,11,15-16H,9-10,12H2,1-2H3,(H,21,26)(H,22,25)(H,23,27)/p+1/t16-/m1/s1/fC20H25N4O4/h21-24H/q+1 83014E4733A62CC0