B33113313132313113313223313331323133313223313231333133313132313331312131111
>>
B3311331313231311331322331333132313331322331323133313331313231333131213111
<<
B33113313132313113313223313331323133313223313231333133313132313331312131113
>>
B33113313132313113313223313331323133313223313231333133313132313331312131112
>>