InChI=1/C17H21NO3S/c1-12(2)13-3-5-15(6-4-13)21-10-17(20)18-9-16(19)14-7-8-22-11-14/h3-8,11-12,16,19H,9-10H2,1-2H3,(H,18,20)/t16-/m1/s1/f/h18H D7B3D041384450C0