InChI=1/C20H23FN2O6S/c1-20(25)11-4-12-23(18(20)19(24)22-26)30(27,28)16-9-7-15(8-10-16)29-13-14-5-2-3-6-17(14)21/h2-3,5-10,18,25-26H,4,11-13H2,1H3,(H,22,24)/t18-,20+/m0/s1/f/h22H 439AD958E8500AF8