InChI=1/C16H15N3O/c17-15-18-14(20)16(19-15,13-9-5-2-6-10-13)11-12-7-3-1-4-8-12/h1-10H,11H2,(H3,17,18,19,20)/t16-/m0/s1/f/h19H,17H2 DFBDC9023E385C5E