B33113313132313113313223313331323132333132332133313331323132313113311111
>>
B3311331313231311331322331333132313233313233213331333132313231311331111
<<
B33113313132313113313223313331323132333132332133313331323132313113311113
>>
B33113313132313113313223313331323132333132332133313331323132313113311112
>>