$cell vectors
1.0
  7.3949965203436037    0.0000000000000000    0.0000000000000000
  0.0000000000000000    8.0149962286077052    0.0000000000000000
  0.0000000000000000    0.0000000000000000    3.7299982448791922
 2 4 4
Direct
  0.0000000000000000    0.0000000000000000    0.0000000000000000 # Cu1
  0.5000000000000000    0.5000000000000003    0.0000000000000000 # Cu2
  0.2389999999999999    0.0000000000000000    0.3780000000000006 # Cl1
 -0.2389999999999999    0.0000000000000000   -0.3780000000000006 # Cl2
  0.2610000000000002    0.5000000000000003    0.3780000000000006 # Cl3
  0.7389999999999999    0.5000000000000003   -0.3780000000000006 # Cl4
  0.0000000000000000    0.2500000000000002    0.0000000000000000 # O1
  0.0000000000000000   -0.2500000000000002    0.0000000000000000 # O2
  0.5000000000000000    0.2500000000000002    0.0000000000000000 # O3
  0.5000000000000000    0.7499999999999999    0.0000000000000000 # O4
