3
  0.937398  -0.343092 -0.0597747   0.212879
 -0.310378  -0.745186  -0.590224 -0.0225971
  0.157958   0.571827  -0.805024      0.677
         0          0          0          1
  0.603981  -0.793858 -0.0706845 -0.0151302
 -0.668027  -0.455879  -0.588146  -0.167391
  0.434681   0.402448   -0.80566   0.808476
         0          0          0          1
    0.044222    -0.997208   -0.0601836   -0.0646919
   -0.809964 -0.000523483    -0.586479    0.0668393
     0.58481    0.0746819    -0.807726     0.631766
           0            0            0            1
