InChI=1/C20H19NO6S/c1-13-4-5-18-16(9-13)17(22)10-19(27-18)20(23)21(11-15-3-2-7-26-15)14-6-8-28(24,25)12-14/h2-5,7,9-10,14H,6,8,11-12H2,1H3/t14-/m0/s1 66FCCED558B403B3