InChI=1/C18H16N2O6S/c1-25-13-4-7-15-11(9-18(22)26-16(15)10-13)8-17(21)20-12-2-5-14(6-3-12)27(19,23)24/h2-7,9-10H,8H2,1H3,(H,20,21)(H2,19,23,24)/f/h20H,19H2 17242314B696AA73