InChI=1S/C20H24N.CH4O4S/c1-21(2)15-13-19(14-16-21)20(17-9-5-3-6-10-17)18-11-7-4-8-12-18;1-5-6(2,3)4/h3-12H,13-16H2,1-2H3;1H3,(H,2,3,4)/q+1;/p-1