InChI=1S/C18H22O7S/c19-9-18-6-5-13-12-4-2-11(20)7-10(12)1-3-14(13)15(18)8-16(17(18)21)25-26(22,23)24/h2,4,7,13-16,19-20H,1,3,5-6,8-9H2,(H,22,23,24)/t13?,14?,15?,16?,18-/m1/s1