B3311331313231311331322331333131133133313231133133313113313123231322321
>>
B331133131323131133132233133313113313331323113313331311331312323132232
<<
B3311331313231311331322331333131133133313231133133313113313123231322323
>>
B3311331313231311331322331333131133133313231133133313113313123231322322
>>