Ditrigonary hecatonicosihexacosichoron

The ditrigonary hecatonicosihexacosichoron, or dithix, is a nonconvex uniform polychoron that consists of 120 quasitruncated dodecadodecahedra and 600 truncated octahedra. Twelve of each join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the rectified small ditrigonary hexacosihecatonicosachoron.