B33113313132313113313223313331323133313223313231333133112111133132212312111
>>
B3311331313231311331322331333132313331322331323133313311211113313221231211
<<
B33113313132313113313223313331323133313223313231333133112111133132212312113
>>
B33113313132313113313223313331323133313223313231333133112111133132212312112
>>