B33113313132313113313223313331323133313223313231333133313123231323132231211
>>
B3311331313231311331322331333132313331322331323133313331312323132313223121
<<
B33113313132313113313223313331323133313223313231333133313123231323132231213
>>
B33113313132313113313223313331323133313223313231333133313123231323132231212
>>