InChI=1/C19H21NO4S/c21-16-8-6-14(7-9-16)11-17(19(23)24)20-18(22)15(12-25)10-13-4-2-1-3-5-13/h1-9,15,17,21,25H,10-12H2,(H,20,22)(H,23,24)/p-1/t15-,17+/m0/s1/fC19H20NO4S/h20H/q-1 9548E6EC67E2BB5E