B33113313132313113313223313331323133313223313231333133313311211111131211121
>>
B3311331313231311331322331333132313331322331323133313331331121111113121112
<<
B33113313132313113313223313331323133313223313231333133313311211111131211123
>>
B33113313132313113313223313331323133313223313231333133313311211111131211122
>>