B33113313132313113313223313331323133313223313231333133313331323221233121
>>
B3311331313231311331322331333132313331322331323133313331333132322123312
<<
B33113313132313113313223313331323133313223313231333133313331323221233123
>>
B33113313132313113313223313331323133313223313231333133313331323221233122
>>