B3311331313231311331322331333132313231333131323223313133313133313221231
>>
B331133131323131133132233133313231323133313132322331313331313331322123
<<
B3311331313231311331322331333132313231333131323223313133313133313221233
>>
B3311331313231311331322331333132313231333131323223313133313133313221232
>>