#g2 f1 n1 c1 % almost decomposable bravais-group
3	% generator
 1 0 0
 0 0 1
 0 1 0
3	% generator
  0 0 1
 -1 0 0
  0 1 0
3	% invariant form
 4 0 0
 0 4 0
 0 0 4
3d0 	% additional normalizer
1
3d0	% centralizer
-1
2^4  * 3^1   = 48 % order of the group
dim3/3b
