InChI=1/C21H24NO4S/c1-24-11-10-22-8-6-15(7-9-22)4-5-17(23)21-13-16-12-18(25-2)19(26-3)14-20(16)27-21/h6-9,12-14H,4-5,10-11H2,1-3H3/q+1 14470B8E38D3069F