transitive_group_id: [12,91]

 Description: ((C2 x (C4 : C4)) : C2) : C3 

 Stabilizer: C4 : C4 

Density: 1

Join: True 

Spectrum: [(1, 72), (137, 1), (-55, 2), (9, 9), (-7, 12), (-1, 96)]