InChI=1/C20H23NO5S/c1-12(22)27-17(11-18(23)21-9-3-6-16(21)20(25)26)19(24)15-8-7-13-4-2-5-14(13)10-15/h7-8,10,16-17H,2-6,9,11H2,1H3,(H,25,26)/p-1/t16-,17+/m1/s1/fC20H22NO5S/q-1 40A2DAB1C67569AB