Na1 F1
1.0
   0.0000000000000000    2.8500000000000001    2.8500000000000001
   2.8500000000000001    0.0000000000000000    2.8500000000000001
   2.8500000000000001    2.8500000000000001    0.0000000000000000
F Na
1 1
direct
   0.5000000000000000    0.5000000000000000    0.5000000000000000 F
   0.0000000000000000    0.0000000000000000    0.0000000000000000 Na
