InChI=1S/C19H28O7S/c1-18-8-12(26-27(23,24)25)7-14(18)13-4-3-10-5-11(20)6-16(22)19(10,2)17(13)15(21)9-18/h6,10,12-15,17,20-21H,3-5,7-9H2,1-2H3,(H,23,24,25)/t10?,12?,13-,14-,15?,17+,18-,19+/m0/s1