B33113313132313113313223313331323133313223313231333133112111133133313333233121
>>
B3311331313231311331322331333132313331322331323133313311211113313331333323312
<<
B33113313132313113313223313331323133313223313231333133112111133133313333233123
>>
B33113313132313113313223313331323133313223313231333133112111133133313333233122
>>