B3311331313231311331322331333132313132313331323223313331323132313232113121
>>
B331133131323131133132233133313231313231333132322331333132313231323211312
<<
B3311331313231311331322331333132313132313331323223313331323132313232113123
>>
B3311331313231311331322331333132313132313331323223313331323132313232113122
>>