InChI=1/C20H23NO4S/c1-13(15-5-3-2-4-6-15)17(12-26)19(23)21-18(20(24)25)11-14-7-9-16(22)10-8-14/h2-10,13,17-18,22,26H,11-12H2,1H3,(H,21,23)(H,24,25)/p-1/t13-,17+,18-/m1/s1/fC20H22NO4S/h21H/q-1 24A709D6CF0744A9