B33113313132313113313223313331323133313223313231333133313331331122123311
>>
B3311331313231311331322331333132313331322331323133313331333133112212331
<<
B33113313132313113313223313331323133313223313231333133313331331122123313
>>
B33113313132313113313223313331323133313223313231333133313331331122123312
>>