InChI=1/C16H20ClN3O/c1-10(2)4-5-19-6-7-20-15-13(11(19)3)8-12(17)9-14(15)18-16(20)21/h4,8-9,11H,5-7H2,1-3H3,(H,18,21)/p+1/t11-/m1/s1/fC16H21ClN3O/h18-19H/q+1 5B23F728A9BEEDBA