B3311331313231311331322331333132313331322331323133313331313132313132322333121
>>
B331133131323131133132233133313231333132233132313331333131313231313232233312
<<
B3311331313231311331322331333132313331322331323133313331313132313132322333123
>>
B3311331313231311331322331333132313331322331323133313331313132313132322333122
>>