$cell vectors
1.0
  5.3929974623682275    0.0000000000000000    0.0000000000000000
  0.0000000000000000    5.3929974623682275    0.0000000000000000
  0.0000000000000000    0.0000000000000000    5.3929974623682275
 1 3 4
Direct
  0.0000000000000000    0.0000000000000000    0.0000000000000000 # V1
  0.5000000000000004    0.0000000000000000    0.0000000000000000 # Cu1
  0.0000000000000000    0.5000000000000004    0.0000000000000000 # Cu2
  0.0000000000000000    0.0000000000000000    0.5000000000000004 # Cu3
  0.2371999999999996    0.2372000000000005    0.2371999999999996 # S1
  0.2372000000000005    0.7628000000000003    0.7628000000000003 # S2
  0.7628000000000003    0.7628000000000003    0.2371999999999996 # S3
  0.7628000000000003    0.2372000000000005    0.7628000000000003 # S4