InChI=1S/C20H28O6S/c1-17(2)13-5-6-20-8-7-18(3,11-20)15(22)9-14(20)19(13,4)10-12(21)16(17)26-27(23,24)25/h7-8,13-14,16H,5-6,9-11H2,1-4H3,(H,23,24,25)