InChI=1/C21H30ClNO2/c1-15(24)25-21(20(2,3)4)11-12-23-14-16(9-10-17(23)13-21)18-7-5-6-8-19(18)22/h5-8,16-17H,9-14H2,1-4H3/p+1/t16-,17-,21-/m1/s1/fC21H31ClNO2/h23H/q+1 A997FB7F664112F1