InChI=1/C14H20N2O3S/c1-8-6-16(7-14(2,3)19-8)13-15-10(9-4-5-9)11(20-13)12(17)18/h8-9H,4-7H2,1-3H3,(H,17,18)/p-1/t8-/m1/s1/fC14H19N2O3S/q-1 B38CBAC6151ECB94