B3311331313231311331322331333132313231323331333131121133132313232211233221
>>
B331133131323131133132233133313231323132333133313112113313231323221123322
<<
B3311331313231311331322331333132313231323331333131121133132313232211233223
>>
B3311331313231311331322331333132313231323331333131121133132313232211233222
>>