B3311331313231311331322331333132322132322331323132322331333132322311
>>
B331133131323131133132233133313232213232233132313232233133313232231
<<
B3311331313231311331322331333132322132322331323132322331333132322313
>>
B3311331313231311331322331333132322132322331323132322331333132322312
>>