InChI=1/C16H13N3O2/c17-9-11-5-1-2-6-12(11)19-16(20)15-10-18-13-7-3-4-8-14(13)21-15/h1-8,15,18H,10H2,(H,19,20)/t15-/m1/s1/f/h19H 8EF245CDD8ED49E1