InChI=1/C15H21NO4S/c1-3-20-15(18)13(16)8-9-21-10-11-4-6-12(7-5-11)14(17)19-2/h4-7,13H,3,8-10,16H2,1-2H3/t13-/m0/s1 BA6523827258374D