B3311331313231311331322331333132313232233131323132313331323132313331321123231
>>
B331133131323131133132233133313231323223313132313231333132313231333132112323
<<
B3311331313231311331322331333132313232233131323132313331323132313331321123233
>>
B3311331313231311331322331333132313232233131323132313331323132313331321123232
>>