InChI=1/C20H26N6O4/c1-3-30-19(28)13-26-18(22-23-24-26)12-25(7-4-8-27)11-16-10-15-9-14(2)5-6-17(15)21-20(16)29/h5-6,9-10,27H,3-4,7-8,11-13H2,1-2H3,(H,21,29)/p+1/fC20H27N6O4/h21,25H/q+1 189CA736925B40EA