No uniform realisation is possible.

Incidence matrix according to Dynkin symbol

o3β4x3o

both( . . . . ) | 288 |   2   2   4 |  1  1   4   4   2 |  2  2  2
----------------+-----+-------------+-------------------+---------
both( . . x . ) |   2 | 288   *   * |  1  0   2   0   0 |  1  2  0
sefa( o3β . . ) |   2 |   * 288   * |  0  1   0   2   0 |  2  0  1
sefa( . s4x . ) |   2 |   *   * 576 |  0  0   1   1   1 |  1  1  1
----------------+-----+-------------+-------------------+---------
both( . . x3o ) |   3 |   3   0   0 | 96  *   *   *   * |  0  2  0
      o3β . .   ♦   3 |   0   3   0 |  * 96   *   *   * |  2  0  0
both( . s4x . ) ♦   4 |   2   0   2 |  *  * 288   *   * |  1  1  0
sefa( o3β4x . ) |   4 |   0   2   2 |  *  *   * 288   * |  1  0  1
sefa( . s4x3o ) |   3 |   0   0   3 |  *  *   *   * 192 |  0  1  1
----------------+-----+-------------+-------------------+---------
      o3β4x .   ♦  24 |  12  24  24 |  0  8  12  12   0 | 24  *  *
both( . s4x3o ) ♦  12 |  12   0  12 |  4  0   6   0   4 |  * 48  *
sefa( o3β4x3o ) ♦   6 |   0   3   6 |  0  0   0   3   2 |  *  * 96

starting figure: o3x4x3o