B3311331313231311331322331333132313132313331323223313132313231323131133121
>>
B331133131323131133132233133313231313231333132322331313231323132313113312
<<
B3311331313231311331322331333132313132313331323223313132313231323131133123
>>
B3311331313231311331322331333132313132313331323223313132313231323131133122
>>