InChI=1/C20H21ClN2/c1-22-8-10-23(11-9-22)20-13-16-5-3-2-4-15(16)12-17-6-7-18(21)14-19(17)20/h2-7,13-14H,8-12H2,1H3 D98767E9A4E4D167