B3311331313231311331322331333132313231323331333131113331322223121
>>
B331133131323131133132233133313231323132333133313111333132222312
<<
B3311331313231311331322331333132313231323331333131113331322223123
>>
B3311331313231311331322331333132313231323331333131113331322223122
>>