B33113313132313113313223313331323131323133313232233132313331323223313232113121
>>
B3311331313231311331322331333132313132313331323223313231333132322331323211312
<<
B33113313132313113313223313331323131323133313232233132313331323223313232113123
>>
B33113313132313113313223313331323131323133313232233132313331323223313232113122
>>