InChI=1S/C16H22ClN3O2/c1-22-15-11(4-5-12(18)14(15)17)16(21)19-13-6-8-20-7-2-3-10(13)9-20/h4-5,10,13H,2-3,6-9,18H2,1H3,(H,19,21)