001972: InChI=1.12Beta/C20H26O5S2/c21-11-16(22)17(23)18(24)19(25)20(26-12-14-7-3-1-4-8-14)27-13-15-9-5-2-6-10-15/h1-10H,11-13H2,16-25H/t16-,17-,18-,19-/m0/s1