InChI=1/C21H19N9O3/c1-11-17(20(32)29-23-11)27-25-15-5-3-13(4-6-15)19(31)22-14-7-9-16(10-8-14)26-28-18-12(2)24-30-21(18)33/h3-10,25-26H,1-2H3,(H,22,31)(H,27,29,32)(H,28,30,33)/p-2/fC21H17N9O3/h22H/q-2/b27-17-,28-18- B71E40F17CD3B8E7