InChI=1S/C18H26ClN3O2/c1-12(2)9-15(20)18(24)22-8-4-7-16(22)17(23)21-11-13-5-3-6-14(19)10-13/h3,5-6,10,12,15-16H,4,7-9,11,20H2,1-2H3,(H,21,23)/t15-,16+/m1/s1