B33113313132313113313223313331323131133131311331333132313231323132213111
>>
B3311331313231311331322331333132313113313131133133313231323132313221311
<<
B33113313132313113313223313331323131133131311331333132313231323132213113
>>
B33113313132313113313223313331323131133131311331333132313231323132213112
>>