B33113313132313113313223313331323132313331333133112323133313221211113323331
>>
B3311331313231311331322331333132313231333133313311232313331322121111332333
<<
B33113313132313113313223313331323132313331333133112323133313221211113323333
>>
B33113313132313113313223313331323132313331333133112323133313221211113323332
>>