$cell vectors
1.0
  4.0189981088926210    0.0000000000000000    0.0000000000000000
  0.0000000000000000    4.0189981088926210    0.0000000000000000
  0.0000000000000000    0.0000000000000000    3.2789984570935329
 1 1
Direct
  0.0000000000000000    0.0000000000000000    0.0000000000000000 # La1
  0.5000000000000006    0.5000000000000006    0.4999999999999991 # Sb1