InChI=1/C21H28N4O4/c1-3-24(4-2)13-14-29-20-12-8-6-10-18(20)16-23-21(26)22-15-17-9-5-7-11-19(17)25(27)28/h5-12H,3-4,13-16H2,1-2H3,(H2,22,23,26)/p+1/fC21H29N4O4/h22-24H/q+1 111E36050C73DFB1