B3311331313231311331322331333132313231323331333131123313231333132333313231
>>
B331133131323131133132233133313231323132333133313112331323133313233331323
<<
B3311331313231311331322331333132313231323331333131123313231333132333313233
>>
B3311331313231311331322331333132313231323331333131123313231333132333313232
>>