InChI=1/C20H24N2O4S/c23-20(26-14-6-10-17-9-4-12-21-15-17)19-11-5-13-22(19)27(24,25)16-18-7-2-1-3-8-18/h1-4,7-9,12,15,19H,5-6,10-11,13-14,16H2/t19-/m1/s1 301D29BD431F1655