B3311331313231311331322331333132333131323132313231333131333131211111331123231
>>
B331133131323131133132233133313233313132313231323133313133313121111133112323
<<
B3311331313231311331322331333132333131323132313231333131333131211111331123233
>>
B3311331313231311331322331333132333131323132313231333131333131211111331123232
>>