No uniform realisation is possible.

Incidence matrix according to Dynkin symbol

o3o3β5o

both( . . . . ) | 1200 |   12    6 |    6   3    6   12 |   2   3    6
----------------+------+-----------+--------------------+-------------
sefa( . o3β . ) |    2 | 7200    * |    1   0    1    1 |   1   1    1
sefa( . . β5o ) |    2 |    * 3600 |    0   1    0    2 |   0   2    1
----------------+------+-----------+--------------------+-------------
      . o3β .   ♦    3 |    3    0 | 2400   *    *    * |   1   1    0
      . . β5o   ♦    5 |    0    5 |    * 720    *    * |   0   2    0
sefa( o3o3β . ) |    3 |    3    0 |    *   * 2400    * |   1   0    1
sefa( . o3β5o ) |    4 |    2    2 |    *   *    * 3600 |   0   1    1
----------------+------+-----------+--------------------+-------------
      o3o3β .   ♦    4 |   12    0 |    4   0    4    0 | 600   *    *
      . o3β5o   ♦   30 |   60   60 |   20  12    0   30 |   * 120    *
sefa( o3o3β5o ) ♦    6 |    6    3 |    0   0    2    3 |   *   * 1200

starting figure: o3o3x5o