B3311331313231311331322331333132313231323331333131123313231333132332111211
>>
B331133131323131133132233133313231323132333133313112331323133313233211121
<<
B3311331313231311331322331333132313231323331333131123313231333132332111213
>>
B3311331313231311331322331333132313231323331333131123313231333132332111212
>>