B3311331313231311331322331333132313231323331333131333133313232313223121
>>
B331133131323131133132233133313231323132333133313133313331323231322312
<<
B3311331313231311331322331333132313231323331333131333133313232313223123
>>
B3311331313231311331322331333132313231323331333131333133313232313223122
>>