InChI=1/C20H27N3O3S/c1-26-13-12-23(11-5-9-16-7-3-2-4-8-16)19(24)15-17(22-20(21)25)18-10-6-14-27-18/h2-4,6-8,10,14,17H,5,9,11-13,15H2,1H3,(H3,21,22,25)/t17-/m1/s1/f/h22H,21H2 3C0181CCE019E9B0