B33113313132313113313223313331323132313331333133112111133132332322231
>>
B3311331313231311331322331333132313231333133313311211113313233232223
<<
B33113313132313113313223313331323132313331333133112111133132332322233
>>
B33113313132313113313223313331323132313331333133112111133132332322232
>>