B3311331313231311331322331333132313132313331323223313231333132322331322131121
>>
B331133131323131133132233133313231313231333132322331323133313232233132213112
<<
B3311331313231311331322331333132313132313331323223313231333132322331322131123
>>
B3311331313231311331322331333132313132313331323223313231333132322331322131122
>>