$cell vectors
1.0
 12.4266941527185750    0.0000000000000000    0.0000000000000000
  0.0000000000000000   11.2607947013232241    0.0000000000000000
  0.0000000000000000    0.0000000000000000    2.7382087115578151
 4 8
Direct
  0.2500000000000001    0.2499999999999998    0.2499999999999995 # Cu1
  0.7500000000000000    0.7499999999999998    0.2499999999999995 # Cu2
  0.2500000000000001    0.7499999999999998    0.7500000000000004 # Cu3
  0.7500000000000000    0.2500000000000002    0.7500000000000004 # Cu4
  0.2500000000000001    0.6346999999999999    0.2499999999999995 # O1
  0.2500000000000001    0.1347000000000000    0.7500000000000004 # O2
  0.7500000000000000    0.6346999999999999    0.7500000000000004 # O3
  0.7500000000000000    0.1347000000000000    0.2499999999999995 # O4
  0.7500000000000000    0.8653000000000002    0.7500000000000004 # O5
  0.2500000000000001    0.3653000000000001    0.7500000000000004 # O6
  0.2500000000000001    0.8653000000000002    0.2499999999999995 # O7
  0.7500000000000000    0.3653000000000001    0.2499999999999995 # O8