3
  0.645711  -0.633616  -0.426131 -0.0337747
  0.650778   0.164725   0.741184    0.15973
 -0.399432  -0.755907   0.518708   0.805792
         0          0          0          1
  0.891713 -0.0376372  -0.451034  0.0342265
  0.350615   0.687622   0.635803 -0.0497477
   0.28621  -0.725093   0.626358    1.01616
         0          0          0          1
 0.812997  0.432566 -0.389772 -0.217209
-0.102621  0.765372  0.635354 -0.061314
 0.573153 -0.476542  0.666636  0.848595
        0         0         0         1
