InChI=1/C21H25NO6S/c1-28-18-9-5-14(6-10-18)15-7-11-19(12-8-15)29(26,27)22-20(21(24)25)16-3-2-4-17(23)13-16/h5-12,16-17,20,22-23H,2-4,13H2,1H3,(H,24,25)/p-1/t16-,17-,20-/m0/s1/fC21H24NO6S/q-1 F4991782A894B56B