B3311331313231311331322331333132313231323331333131133132313231312111111211
>>
B331133131323131133132233133313231323132333133313113313231323131211111121
<<
B3311331313231311331322331333132313231323331333131133132313231312111111213
>>
B3311331313231311331322331333132313231323331333131133132313231312111111212
>>