B3311331313231311331322331333132313231323331333131123313231333132313221111
>>
B331133131323131133132233133313231323132333133313112331323133313231322111
<<
B3311331313231311331322331333132313231323331333131123313231333132313221113
>>
B3311331313231311331322331333132313231323331333131123313231333132313221112
>>