B33113313132313113313223313331323132313331333133112111133132313331333231312321
>>
B3311331313231311331322331333132313231333133313311211113313231333133323131232
<<
B33113313132313113313223313331323132313331333133112111133132313331333231312323
>>
B33113313132313113313223313331323132313331333133112111133132313331333231312322
>>