B33113313132313113313223313331323133313223313231333133313331333123312111
>>
B3311331313231311331322331333132313331322331323133313331333133312331211
<<
B33113313132313113313223313331323133313223313231333133313331333123312113
>>
B33113313132313113313223313331323133313223313231333133313331333123312112
>>