B33113313132313113313223313331311331333132311331333132313331311211312111
>>
B3311331313231311331322331333131133133313231133133313231333131121131211
<<
B33113313132313113313223313331311331333132311331333132313331311211312113
>>
B33113313132313113313223313331311331333132311331333132313331311211312112
>>