3
  -0.72589   0.621622   0.294399  -0.181633
  0.279936   0.657973  -0.699076 -0.0559859
 -0.628267   -0.42504   -0.65163    0.58974
         0          0          0          1
 -0.261947   0.931956   0.250684  0.0935243
  0.580855   0.359684  -0.730229  0.0662139
 -0.770709 -0.0456699   -0.63555   0.562228
         0          0          0          1
  0.30055  0.905201  0.300467 0.0328671
 0.678422 0.0185313 -0.734439 -0.134384
-0.670383  0.424579 -0.608539  0.781008
        0         0         0         1
