InChI=1S/C19H26O7S/c1-18-7-8-19(21)13(12(18)5-6-17(18)20)4-3-11-9-16(26-27(22,23)24)15(25-2)10-14(11)19/h9-10,12-13,17,20-21H,3-8H2,1-2H3,(H,22,23,24)/t12?,13?,17?,18-,19?/m0/s1