InChI=1S/C20H28O7S/c1-19-8-7-14-13-11-16(26-3)15(25-2)10-12(13)6-9-20(14,21)17(19)4-5-18(19)27-28(22,23)24/h10-11,14,17-18,21H,4-9H2,1-3H3,(H,22,23,24)/t14?,17?,18?,19-,20?/m0/s1