B3311331313231311331322331333132313233313231333131323233313231323132312111
>>
B331133131323131133132233133313231323331323133313132323331323132313231211
<<
B3311331313231311331322331333132313233313231333131323233313231323132312113
>>
B3311331313231311331322331333132313233313231333131323233313231323132312112
>>