InChI=1/C21H24N2O5S/c24-20(22-18-11-12-29(26,27)15-18)19(13-16-7-3-1-4-8-16)23-21(25)28-14-17-9-5-2-6-10-17/h1-10,18-19H,11-15H2,(H,22,24)(H,23,25)/t18-,19-/m0/s1/f/h22-23H B48A1DD4ECA353D9