InChI=1/C16H21NO3S/c1-9(2)11-6-5-7-12-15(11)20-14(10(3)4)16(21)17(12)8-13(18)19/h5-7,9-10,14H,8H2,1-4H3,(H,18,19)/p-1/t14-/m1/s1/fC16H20NO3S/q-1 27F687D274760028