InChI=1/C21H17N5O3/c1-14(18-4-2-3-11-23-18)24-19-10-7-16(12-20(19)26(28)29)21(27)25-17-8-5-15(13-22)6-9-17/h2-12,14,24H,1H3,(H,25,27)/t14-/m1/s1/f/h25H 60736B4061AD0451