B3311331313231311331322331333132313231333131323223313233313231323131211233231
>>
B331133131323131133132233133313231323133313132322331323331323132313121123323
<<
B3311331313231311331322331333132313231333131323223313233313231323131211233233
>>
B3311331313231311331322331333132313231333131323223313233313231323131211233232
>>