InChI=1/C21H24N4O6/c1-4-6-25-20(27)13(19(26)23-21(25)28)9-22-10-14-16-12(5-7-24(14)2)8-15-17(18(16)29-3)31-11-30-15/h4,8-9,14,22H,1,5-7,10-11H2,2-3H3,(H,23,26,28)/b13-9-/t14-/m1/s1/f/h23H 8E202176F18D769E