B3311331313231311331322331333132313231323331333131133131133132322211232333231
>>
B331133131323131133132233133313231323132333133313113313113313232221123233323
<<
B3311331313231311331322331333132313231323331333131133131133132322211232333233
>>
B3311331313231311331322331333132313231323331333131133131133132322211232333232
>>