InChI=1/C21H17N5O2/c1-13-19-18-10-17(16-8-9-28-12-16)24-26(18)14(2)22-20(19)21(27)25(23-13)11-15-6-4-3-5-7-15/h3-10,12H,11H2,1-2H3 0301CD80449D11BB