InChI=1/C22H24N4O2/c1-4-5-10-26-16(2)12-18(17(26)3)13-19(15-24)22(27)25-20-7-6-8-21(14-20)28-11-9-23/h6-8,12-14H,4-5,10-11H2,1-3H3,(H,25,27)/b19-13-/f/h25H 5253E14BBB8540F0