B3311331313231311331322331333132313232233132313133313331323132313221121132321
>>
B331133131323131133132233133313231323223313231313331333132313231322112113232
<<
B3311331313231311331322331333132313232233132313133313331323132313221121132323
>>
B3311331313231311331322331333132313232233132313133313331323132313221121132322
>>