B3311331313231311331322331333132313133313113313113313232233132313231132332311
>>
B331133131323131133132233133313231313331311331311331323223313231323113233231
<<
B3311331313231311331322331333132313133313113313113313232233132313231132332313
>>
B3311331313231311331322331333132313133313113313113313232233132313231132332312
>>