B33113313132313113313223313331311331333132311331333132322132313231322321
>>
B3311331313231311331322331333131133133313231133133313232213231323132232
<<
B33113313132313113313223313331311331333132311331333132322132313231322323
>>
B33113313132313113313223313331311331333132311331333132322132313231322322
>>