InChI=1/C19H19FN2O4S/c1-3-10-21-17-14-6-4-5-7-15(14)26-19(23)18(17)22-27(24,25)16-11-13(20)9-8-12(16)2/h4-9,11,21-22H,3,10H2,1-2H3 E8906AF778B618E6