B33113313132313113313223313331311331323131311331333132313231313231121
>>
B3311331313231311331322331333131133132313131133133313231323131323112
<<
B33113313132313113313223313331311331323131311331333132313231313231123
>>
B33113313132313113313223313331311331323131311331333132313231313231122
>>