InChI=1/C19H17N5O2/c1-26-13-6-4-12(5-7-13)16-14(10-20)17-22-19(8-2-3-9-19)23-24(17)18(25)15(16)11-21/h4-7,23,25H,2-3,8-9H2,1H3/f/h25h,22H 296BC05B629EF242