InChI=1/C13H18N2O4S/c1-9-3-2-6-13(7-9,8-16)14-12(17)10-4-5-11(20-10)15(18)19/h4-5,9,16H,2-3,6-8H2,1H3,(H,14,17)/t9-,13-/m0/s1/f/h14H 5CB4A1957E5672DE