InChI=1/C20H24N2O4S/c23-17(19(25)21-11-10-15-8-5-13-27-15)18(24)20(26)22-12-4-9-16(22)14-6-2-1-3-7-14/h1-3,5-8,13,16-18,23-24H,4,9-12H2,(H,21,25)/t16-,17-,18-/m1/s1/f/h21H F02B2CFBFE510E64