B33113313132313113313223313331323132322331323131333133313113313113313123331
>>
B3311331313231311331322331333132313232233132313133313331311331311331312333
<<
B33113313132313113313223313331323132322331323131333133313113313113313123333
>>
B33113313132313113313223313331323132322331323131333133313113313113313123332
>>