B3311331313231311331322331333132313233313231333131133132313113313231123331
>>
B331133131323131133132233133313231323331323133313113313231311331323112333
<<
B3311331313231311331322331333132313233313231333131133132313113313231123333
>>
B3311331313231311331322331333132313233313231333131133132313113313231123332
>>