B3311331313231311331322331333132313132313331323223313133313331323133313122221
>>
B331133131323131133132233133313231313231333132322331313331333132313331312222
<<
B3311331313231311331322331333132313132313331323223313133313331323133313122223
>>
B3311331313231311331322331333132313132313331323223313133313331323133313122222
>>