InChI=1/C16H15N3O2/c1-2-9-21-14-6-4-3-5-12(14)15-18-13-10-17-8-7-11(13)16(20)19-15/h3-8,10H,2,9H2,1H3,(H,18,19,20)/f/h19H C571D40998D0BE84