B3311331313231311331322331333132313233313233231333133313232113313231311111
>>
B331133131323131133132233133313231323331323323133313331323211331323131111
<<
B3311331313231311331322331333132313233313233231333133313232113313231311113
>>
B3311331313231311331322331333132313233313233231333133313232113313231311112
>>