B3311331313231311331322331333132313231323331333131121133132313113313232111311
>>
B331133131323131133132233133313231323132333133313112113313231311331323211131
<<
B3311331313231311331322331333132313231323331333131121133132313113313232111313
>>
B3311331313231311331322331333132313231323331333131121133132313113313232111312
>>