B33113313132313113313223313331323133313223313231333133313232221233112331
>>
B3311331313231311331322331333132313331322331323133313331323222123311233
<<
B33113313132313113313223313331323133313223313231333133313232221233112333
>>
B33113313132313113313223313331323133313223313231333133313232221233112332
>>