InChI=1S/C14H24N2O5S/c1-2-3-4-5-11(18)12(6-7-17)22-9-10(15)14(21)16-8-13(19)20/h7,10-12,18H,2-6,8-9H2,1H3,(H,16,21)(H,19,20)/q+1/p-1