B33113313132313113313223313331323133313223313231333133313233232212311
>>
B3311331313231311331322331333132313331322331323133313331323323221231
<<
B33113313132313113313223313331323133313223313231333133313233232212313
>>
B33113313132313113313223313331323133313223313231333133313233232212312
>>