B33113313132313113313223313331323133313223313231333133313311221133133313123311
>>
B3311331313231311331322331333132313331322331323133313331331122113313331312331
<<
B33113313132313113313223313331323133313223313231333133313311221133133313123313
>>
B33113313132313113313223313331323133313223313231333133313311221133133313123312
>>