B33113313132313113313223313331323133313223313231333133313133313232221
>>
B3311331313231311331322331333132313331322331323133313331313331323222
<<
B33113313132313113313223313331323133313223313231333133313133313232223
>>
B33113313132313113313223313331323133313223313231333133313133313232222
>>