B33113313132313113313223313331323132313231323131333132313331323113131121
>>
B3311331313231311331322331333132313231323132313133313231333132311313112
<<
B33113313132313113313223313331323132313231323131333132313331323113131123
>>
B33113313132313113313223313331323132313231323131333132313331323113131122
>>