B3311331313231311331322331333132333131323132313231333133313232233132223221
>>
B331133131323131133132233133313233313132313231323133313331323223313222322
<<
B3311331313231311331322331333132333131323132313231333133313232233132223223
>>
B3311331313231311331322331333132333131323132313231333133313232233132223222
>>