InChI=1/C16H15N3O2/c1-2-8-21-15-12(9-17-16-13(15)10-18-19-16)14(20)11-6-4-3-5-7-11/h3-7,9-10H,2,8H2,1H3,(H,17,18,19)/f/h19H 91F1210C2A899FF9