InChI=1/C22H16N4O4/c1-30-21(27)22(13-6-8-14(9-7-13)26(28)29)17-12-24-20-19(17)16(10-11-23-20)15-4-2-3-5-18(15)25-22/h2-12,25H,1H3,(H,23,24)/t22-/m1/s1/f/h24H 2CFD60BDE40AA4D4