B3311331313231311331322331333132313231323331333131133132322331321123111
>>
B331133131323131133132233133313231323132333133313113313232233132112311
<<
B3311331313231311331322331333132313231323331333131133132322331321123113
>>
B3311331313231311331322331333132313231323331333131133132322331321123112
>>