InChI=1/C16H15N3O2/c1-16(2)12-7-10(13-6-4-11(8-17)18-13)3-5-14(12)19-15(20)9-21-16/h3-7,18H,9H2,1-2H3,(H,19,20)/f/h19H FB65B51522BC66DE