B3311331313231311331322331333132313233313231333131333133313231313223331
>>
B331133131323131133132233133313231323331323133313133313331323131322333
<<
B3311331313231311331322331333132313233313231333131333133313231313223333
>>
B3311331313231311331322331333132313233313231333131333133313231313223332
>>