3
    0.8003  -0.389486   0.455873   0.169226
 -0.126823  -0.853051  -0.506183 -0.0521207
  0.586034   0.347283  -0.732092   0.877027
         0          0          0          1
  0.341601  -0.828291   0.444121 -0.0952101
 -0.690217  -0.541822  -0.479614  -0.115828
  0.637894  -0.142703  -0.756787   0.739758
         0          0          0          1
  0.400732  -0.796968   0.451948  0.0583412
 -0.643762  -0.595924  -0.480047   0.138575
  0.651909 -0.0985766  -0.751863   0.680478
         0          0          0          1
