4
Energy =
Ar    1.4011941   -1.4011941    1.4011941 
Ar   -1.4011941    1.4011941    1.4011941 
Ar   -1.4011941   -1.4011941   -1.4011941 
Ar    1.4011941    1.4011941   -1.4011941 
