InChI=1/C14H20N2O3S/c1-5-10(19-4)12(18)16-13-15-8-6-14(2,3)7-9(17)11(8)20-13/h10H,5-7H2,1-4H3,(H,15,16,18)/t10-/m0/s1/f/h18H AC2ACB723F487DDE