InChI=1/C17H16N2O5S/c1-10(2)11-4-3-5-12(8-11)24-25(22,23)13-6-7-15-14(9-13)16(20)19-17(21)18-15/h3-10H,1-2H3,(H2,18,19,20,21)/f/h18-19H BB07CE6DA8DA751C