2,2,7,7,12,12,17,17-Octa-methyl-21,22,23,24-tetra-thia-2,7,12,17-tetra-germapenta-cyclo-[16.2.1.1(3,6).1(8,11).1(13,16)]tetra-cosa-3,5,8,10,13,15,18,20-octa-ene.

The title compound, [Ge4(CH3)8(C4H2S)4], crystallizes with one-half mol-ecule in the asymmetric unit, the whole mol-ecule being generated by inversion symmetry. The dihedral angle between adjacent thio-phene rings is 72.84 (14)°.