B3311331313231311331322331333132313231333131323223313231313231323132312231
>>
B331133131323131133132233133313231323133313132322331323131323132313231223
<<
B3311331313231311331322331333132313231333131323223313231313231323132312233
>>
B3311331313231311331322331333132313231333131323223313231313231323132312232
>>