B3311331313231311331322331333132313231323331333131123313331323131133212331
>>
B331133131323131133132233133313231323132333133313112331333132313113321233
<<
B3311331313231311331322331333132313231323331333131123313331323131133212333
>>
B3311331313231311331322331333132313231323331333131123313331323131133212332
>>