Is the mirror in the top part?
No, the mirror is in the bottom of the image.
    src        edge_attr  dst
0     2   to the left of    6
1     2  to the right of    3
2     3   to the left of    6
3     3   to the left of    2
4     3   to the left of    7
5     4  to the right of    8
6     5   to the left of    7
7     6  to the right of    3
8     6  to the right of    2
9     7  to the right of    5
10    7  to the right of    3
11    8   to the left of    4