B3311331313231311331322331333132313233313231333131211113313331312111112122331
>>
B331133131323131133132233133313231323331323133313121111331333131211111212233
<<
B3311331313231311331322331333132313233313231333131211113313331312111112122333
>>
B3311331313231311331322331333132313233313231333131211113313331312111112122332
>>