B33113313132313113313223313331323132313331333133112111133132313332122331
>>
B3311331313231311331322331333132313231333133313311211113313231333212233
<<
B33113313132313113313223313331323132313331333133112111133132313332122333
>>
B33113313132313113313223313331323132313331333133112111133132313332122332
>>