002720: InChI=1.12Beta/C18H20O5S2/c1-14-8-10-16(11-9-14)25(22,23)17(12-13-24(2,20)21)18(19)15-6-4-3-5-7-15/h1-2H3,3-11H,12-13H2,17H/t17-/m1/s1