InChI=1/C21H23NO6S/c1-14(23)12-22-29(26,27)19-9-7-16(8-10-19)21(25)28-13-20(24)18-6-5-15-3-2-4-17(15)11-18/h5-11,14,22-23H,2-4,12-13H2,1H3/t14-/m1/s1 DA580A4AD40F2876