B33113313132313113313223313331323132313331333133112111133132313331323232213121
>>
B3311331313231311331322331333132313231333133313311211113313231333132323221312
<<
B33113313132313113313223313331323132313331333133112111133132313331323232213123
>>
B33113313132313113313223313331323132313331333133112111133132313331323232213122
>>