B3311331313231311331322331333132313112331121133132313231323132313232231
>>
B331133131323131133132233133313231311233112113313231323132313231323223
<<
B3311331313231311331322331333132313112331121133132313231323132313232233
>>
B3311331313231311331322331333132313112331121133132313231323132313232232
>>