InChI=1S/C17H24N2O2S/c20-17(19-13-3-5-21-6-4-13)12-7-16(22-10-12)14-8-15(14)18-9-11-1-2-11/h7,10-11,13-15,18H,1-6,8-9H2,(H,19,20)/t14-,15-/m1/s1