InChI=1/C13H20N2O3S/c1-9-5-10(2)8-15(7-9)19(17,18)11-3-4-13(16)12(14)6-11/h3-4,6,9-10,16H,5,7-8,14H2,1-2H3/t9-,10-/m1/s1 2E921310D229537B