Na1 Cl1
1.0
   0.0000000000000004    2.7751136939391263    2.7751136939391263
   2.7751136939391263    0.0000000000000000    2.7751136939391263
   2.7751136939391268    2.7751136939391263    0.0000000000000003
Na Cl
1 1
direct
   0.4999999999999999    0.5000000000000000    0.4999999999999999 Na
   0.0000000000000000    0.0000000000000000    0.0000000000000000 Cl
