InChI=1/C20H24N4O4/c1-24(2)16(17-7-4-10-28-17)12-21-19(26)20(27)23-15-6-3-5-13(11-15)18(25)22-14-8-9-14/h3-7,10-11,14,16H,8-9,12H2,1-2H3,(H,21,26)(H,22,25)(H,23,27)/p+1/t16-/m0/s1/fC20H25N4O4/h21-24H/q+1 985FF8D490FE74A1