B33113313132313113313223313331323133313223313231333133313331311312121311
>>
B3311331313231311331322331333132313331322331323133313331333131131212131
<<
B33113313132313113313223313331323133313223313231333133313331311312121313
>>
B33113313132313113313223313331323133313223313231333133313331311312121312
>>