B33113313132313113313223313331323133313223313231333133313331211113313223321311
>>
B3311331313231311331322331333132313331322331323133313331333121111331322332131
<<
B33113313132313113313223313331323133313223313231333133313331211113313223321313
>>
B33113313132313113313223313331323133313223313231333133313331211113313223321312
>>