Looks like the compound of 3 mutually shifted hexats, and all edge sequences furthermore being outlined by double covers of aze. (If furthermore a trat would added to that seeming compound, then this would result in chata.)

Incidence matrix according to Dynkin symbol

x6o6/5o∞*a   (N,M → ∞)

. .   .    | NM |  12 |  6  6
-----------+----+-----+------
x .   .    |  2 | 6NM |  1  1
-----------+----+-----+------
x6o   .    |  6 |   6 | NM  *
x .   o∞*a ♦  M |   M |  * 6N

o6o6/5x∞*a   (N,M → ∞)

. .   .    | NM |  12 |  6  6
-----------+----+-----+------
. .   x    |  2 | 6NM |  1  1
-----------+----+-----+------
. o6/5x    |  6 |   6 | NM  *
o .   x∞*a ♦  M |   M |  * 6N

x6o6o∞'*a   (N,M → ∞)

. . .     | NM |  12 |  6  6
----------+----+-----+------
x . .     |  2 | 6NM |  1  1
----------+----+-----+------
x6o .     |  6 |   6 | NM  *
x . o∞'*a ♦  M |   M |  * 6N

x6/5o6/5o∞'*a   (N,M → ∞)

.   .   .     | NM |  12 |  6  6
--------------+----+-----+------
x   .   .     |  2 | 6NM |  1  1
--------------+----+-----+------
x6/5o   .     |  6 |   6 | NM  *
x   .   o∞'*a ♦  M |   M |  * 6N