B33113313132313113313223313331323132313331333133112111133132213331323112121
>>
B3311331313231311331322331333132313231333133313311211113313221333132311212
<<
B33113313132313113313223313331323132313331333133112111133132213331323112123
>>
B33113313132313113313223313331323132313331333133112111133132213331323112122
>>