InChI=1/C18H22N2O4S/c1-5-24-17(22)16(21)13-14(10(2)3)19-18(25)20-15(13)11-6-8-12(23-4)9-7-11/h6-10,15,21H,5H2,1-4H3,(H,20,25)/p-1/b16-13+/t15-/m0/s1/fC18H21N2O4S/q-1 6F5CB030321E46CC