B33113313132313113313223313331323132313331333133112111133133313122131121
>>
B3311331313231311331322331333132313231333133313311211113313331312213112
<<
B33113313132313113313223313331323132313331333133112111133133313122131123
>>
B33113313132313113313223313331323132313331333133112111133133313122131122
>>