InChI=1S/C18H24N2O6S/c1-12(9-13-3-6-15(25-2)7-4-13)20-11-17(21)14-5-8-18(16(19)10-14)26-27(22,23)24/h3-8,10,12,17,20-21H,9,11,19H2,1-2H3,(H,22,23,24)