InChI=1/C19H17N5O/c1-24-6-5-14-15(8-20)18(23)19(10-21,11-22)17(16(14)9-24)12-3-2-4-13(25)7-12/h2-5,7,15-17,23,25H,6,9H2,1H3/t15-,16+,17-/m1/s1 3DE877E8D5CC84BF