B33113313132313113313223313331323133313221211331333133313331312323132313223311
>>
B3311331313231311331322331333132313331322121133133313331333131232313231322331
<<
B33113313132313113313223313331323133313221211331333133313331312323132313223313
>>
B33113313132313113313223313331323133313221211331333133313331312323132313223312
>>