InChI=1/C15H23NO4S/c1-3-5-13(6-4-2)15(17)20-11-12-7-9-14(10-8-12)21(16,18)19/h7-10,13H,3-6,11H2,1-2H3,(H2,16,18,19)/f/h16H2 B698FDDFD39F5793