InChI=1/C21H19N5O3/c1-4-5-10-29-13-18(27)24-19-15(12-22)11-16-20(26(19)14(2)3)23-17-8-6-7-9-25(17)21(16)28/h4-11,14H,1,13H2,2-3H3/b10-5+,24-19? 8F515CBB2E8083D5