B3311331313231311331322331333132313233313231333131133132313113313231213233231
>>
B331133131323131133132233133313231323331323133313113313231311331323121323323
<<
B3311331313231311331322331333132313233313231333131133132313113313231213233233
>>
B3311331313231311331322331333132313233313231333131133132313113313231213233232
>>