InChI=1S/C18H24O7S/c1-18-5-4-11-16-9(6-10(19)8-14(16)21)7-13(20)17(11)12(18)2-3-15(18)25-26(22,23)24/h6,8,11-13,15,17,19-21H,2-5,7H2,1H3,(H,22,23,24)/t11?,12?,13?,15?,17?,18-/m0/s1