InChI=1S/C22H38O6S/c1-2-3-4-15-18-21(28-29(25,26)27)19-16-13-11-9-7-5-6-8-10-12-14-17-20-22(23)24/h3-4,13,15-16,18,21H,2,5-12,14,17,19-20H2,1H3,(H,23,24)(H,25,26,27)/b4-3-,16-13-,18-15?