InChI=1/C18H16FNO5S/c1-26(22,23)13-4-5-14(19)15(11-13)20-18(21)7-3-12-2-6-16-17(10-12)25-9-8-24-16/h2-7,10-11H,8-9H2,1H3,(H,20,21)/b7-3+/f/h20H FAEECF99B88227D4