P. Lin et al., SYNTHESES AND CHARACTERIZATIONS OF THE NOVEL DODECANUCLEAR HETEROBIMETALLIC CAGE CLUSTERS - (2)S(2)O(2)EDT(2))(3)(MU(6)-S-2)]CENTER-DOT-CH2CL2 (M = MO, W, EDT = -SC2H4S-), Inorganic chemistry, 37(21), 1998, pp. 5672
The anions of [Et4N](2)[(M(2)Cu(2)S(2)O(2)edt(2))(3)(mu(6)-S-2)] . CH2
-Cl-2 (M = Mo, W) can be viewed as a cage with an S-2(2-) group at the
center. Each S atom of S-2(2-) is bound to three Cu atoms.