B3311331313231311331322331333131323132313133313331333132313232211321
>>
B331133131323131133132233133313132313231313331333133313231323221132
<<
B3311331313231311331322331333131323132313133313331333132313232211323
>>
B3311331313231311331322331333131323132313133313331333132313232211322
>>