Space group  C2/m, (0,0,0) (½,½,0)+ 

Atom  ! pos  !      x ! \sigma(x) !      y ! \sigma(y) !      z ! \sigma(z) !    B ! \sigma(B)
------+------+--------+-----------+--------+-----------+--------+-----------+------+----------
K(1)  | 2(d) |  .     |     .     | 0.5000 |     .     | 0.5000 |     .     | 3.70 |      0.60
K(2)  | 4(i) | 0.8139 |    0.0012 |  .     |     .     | 0.2816 |    0.0022 | 1.70 |      0.40
Mo(1) | 4(i) | 0.2257 |    0.0003 |  .     |     .     | 0.1732 |    0.0005 | 0.95 |      0.08
Mo(2) | 8(j) | 0.4208 |    0.0002 | 0.2453 |    0.0007 | 0.0430 |    0.0004 | 0.92 |      0.06
Mo(3) | 8(j) | 0.1381 |    0.0002 | 0.2495 |    0.0007 | 0.3464 |    0.0004 | 1.15 |      0.06
O(1)  | 4(f) | 0.2500 |     .     | 0.2500 |     .     | 0.5000 |     .     | 0.80 |      0.70
O(2)  | 4(i) | 0.2491 |    0.0031 |  .     |     .     | 0.0284 |    0.0054 | 2.20 |      1.00
O(3)  | 4(i) | 0.3208 |    0.0028 |  .     |     .     | 0.3394 |    0.0050 | 1.70 |      0.90
O(4)  | 4(i) | 0.4099 |    0.0027 |  .     |     .     | 0.0063 |    0.0048 | 1.70 |      0.90
O(5)  | 4(i) | 0.9056 |    0.0024 |  .     |     .     | 0.0042 |    0.0044 | 0.90 |      0.80
O(6)  | 4(i) | 0.1558 |    0.0028 |  .     |     .     | 0.3154 |    0.0051 | 1.80 |      0.90
O(7)  | 4(i) | 0.6397 |    0.0029 |  .     |     .     | 0.3281 |    0.0052 | 2.70 |      1.00
O(8)  | 8(j) | 0.3979 |    0.0019 | 0.2458 |    0.0054 | 0.1939 |    0.0034 | 1.00 |      0.60
O(9)  | 8(j) | 0.1841 |    0.0018 | 0.2426 |    0.0055 | 0.1650 |    0.0034 | 1.10 |      0.60
O(10) | 8(j) | 0.0893 |    0.0021 | 0.2212 |    0.0061 | 0.4573 |    0.0039 | 1.80 |      0.70
O(11) | 8(j) | 0.0361 |    0.0017 | 0.2435 |    0.0053 | 0.1455 |    0.0052 | 0.90 |      0.50
------+------+--------+-----------+--------+-----------+--------+-----------+------+----------