B33113313132313113313223313331323133313232233121133133313331333121331
>>
B3311331313231311331322331333132313331323223312113313331333133312133
<<
B33113313132313113313223313331323133313232233121133133313331333121333
>>
B33113313132313113313223313331323133313232233121133133313331333121332
>>