InChI=1/C22H20N4O3/c1-25-12-11-15-14-9-5-6-10-16(14)23-18(15)19(25)17-20(27)24-22(29)26(21(17)28)13-7-3-2-4-8-13/h2-10,18-19,28H,11-12H2,1H3,(H,24,27,29)/t18-,19-/m0/s1/f/h28h,23-24H 6645B5AD749F5A90