B33113313132313113313223313331323133313223313231333133112111113331312233121
>>
B3311331313231311331322331333132313331322331323133313311211111333131223312
<<
B33113313132313113313223313331323133313223313231333133112111113331312233123
>>
B33113313132313113313223313331323133313223313231333133112111113331312233122
>>