B33113313132313113313223313331323133313223313231333133313233112312131
>>
B3311331313231311331322331333132313331322331323133313331323311231213
<<
B33113313132313113313223313331323133313223313231333133313233112312133
>>
B33113313132313113313223313331323133313223313231333133313233112312132
>>