InChI=1S/C18H31NO2S/c1-14(2)7-5-8-15(3)9-6-10-16(4)11-12-22-13-17(19)18(20)21/h7,9,11,17H,5-6,8,10,12-13,19H2,1-4H3,(H,20,21)/b15-9+,16-11+/t17-/m0/s1