B3311331313231311331322331333132313231333131323223313232212323132313231333311
>>
B331133131323131133132233133313231323133313132322331323221232313231323133331
<<
B3311331313231311331322331333132313231333131323223313232212323132313231333313
>>
B3311331313231311331322331333132313231333131323223313232212323132313231333312
>>