InChI=1/C19H21FN2O6S/c20-17-4-2-1-3-13(17)12-28-15-5-7-16(8-6-15)29(26,27)22-10-9-14(23)11-18(22)19(24)21-25/h1-8,14,18,23,25H,9-12H2,(H,21,24)/t14-,18+/m0/s1/f/h21H B2AED9BFE6189CA8