InChI=1/C21H27NO5S/c1-13(23)28-17(12-18(24)22-11-5-6-16(22)20(26)27)19(25)14-7-9-15(10-8-14)21(2,3)4/h7-10,16-17H,5-6,11-12H2,1-4H3,(H,26,27)/p-1/t16-,17+/m1/s1/fC21H26NO5S/q-1 8E621B896964FBB8