B33113313132313113313223313331323133313121123313231333133313113313221132331
>>
B3311331313231311331322331333132313331312112331323133313331311331322113233
<<
B33113313132313113313223313331323133313121123313231333133313113313221132333
>>
B33113313132313113313223313331323133313121123313231333133313113313221132332
>>