InChI=1/C17H16N2O5S/c18-16(20)10-5-6-11(14(7-10)19(22)23)8-24-17(21)13-9-25-15-4-2-1-3-12(13)15/h5-7,9H,1-4,8H2,(H2,18,20)/f/h18H2 968EDAD3E17B5838