InChI=1/C20H15N5O/c21-9-13-12-5-1-2-6-14(12)20(19(10-22,11-23)17(13)24)15-7-3-4-8-16(15)25-18(20)26/h3-5,7-8,14H,1-2,6,24H2,(H,25,26)/t14-,20-/m1/s1/f/h25H 4F847DA3876A3381