InChI=1S/C21H27NO6S/c1-2-14-22-15-18(28-29(24,25)26)16-27-21-11-7-6-10-19(21)20(23)13-12-17-8-4-3-5-9-17/h3-11,18,22H,2,12-16H2,1H3,(H,24,25,26)