InChI=1/C18H23FN2O6S/c1-27-11-12-3-2-7-21(12)28(25,26)14-4-5-16-15(9-14)17(23)18(24)20(16)8-6-13(22)10-19/h4-5,9,12-13,22H,2-3,6-8,10-11H2,1H3/t12-,13+/m0/s1 4CCCAF14D7AA6019