InChI=1/C22H20O5S/c1-14(2)26-21(24)17-11-7-6-10-16(17)13-28-20-18(23)12-19(27-22(20)25)15-8-4-3-5-9-15/h3-12,14,23H,13H2,1-2H3/p-1/fC22H19O5S/h23h/q-1 38F7BE40B680B006