6

6

6

6

6

6

6

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

�

8

8

8

8

8

8

8

8

8

8

8

8

8

8

8

8

8

8

8

8

1

�