B3311331313231311331322331333132333131323132313231333133313232223221221
>>
B331133131323131133132233133313233313132313231323133313331323222322122
<<
B3311331313231311331322331333132333131323132313231333133313232223221223
>>
B3311331313231311331322331333132333131323132313231333133313232223221222
>>