Ir 
 1.0000000000000000
     3.8282137632138400    0.0000000000000000    0.0000000000000000
     0.0000000000000001    3.8282137632138400    0.0000000000000000
     0.0000000000000000    0.0000000000000001    3.8282137632138400
 Ir 
   4
Cartesian
  3.8282137532419251  0.0000000000000000  0.0000000000000000
  3.8282137532419251  1.9141068816069162  1.9141068816069162
  1.9141068716350127  0.0000000000000000  1.9141068816069162
  1.9141068716350127  1.9141068816069162  0.0000000000000000