InChI=1S/C20H28O7S/c1-20-7-6-12-13-10-17(26-3)16(25-2)9-11(13)8-15(21)19(12)14(20)4-5-18(20)27-28(22,23)24/h9-10,12,14-15,18-19,21H,4-8H2,1-3H3,(H,22,23,24)/t12?,14?,15?,18?,19?,20-/m0/s1