B3311331313231311331322331333132313231323331333131133132333131121132121
>>
B331133131323131133132233133313231323132333133313113313233313112113212
<<
B3311331313231311331322331333132313231323331333131133132333131121132123
>>
B3311331313231311331322331333132313231323331333131133132333131121132122
>>