InChI=1S/C20H28O7S/c1-19-8-6-13-14-11-17(26-3)16(25-2)10-12(14)4-5-15(13)20(19,21)9-7-18(19)27-28(22,23)24/h10-11,13,15,18,21H,4-9H2,1-3H3,(H,22,23,24)/t13?,15?,18?,19-,20?/m1/s1