InChI=1S/C20H19IN2/c21-15-7-5-6-14(12-15)13-22-20-16-8-1-3-10-18(16)23-19-11-4-2-9-17(19)20/h1,3,5-8,10,12H,2,4,9,11,13H2,(H,22,23)