InChI=1/C20H24N4O4/c21-18(25)12-14-6-1-2-7-15(14)23-20(27)19(26)22-13-16(17-8-5-11-28-17)24-9-3-4-10-24/h1-2,5-8,11,16H,3-4,9-10,12-13H2,(H2,21,25)(H,22,26)(H,23,27)/p+1/t16-/m1/s1/fC20H25N4O4/h22-24H,21H2/q+1 885D3BAC404F3F07