B3311331313231311331322331333132313232233132332132313331333132313331323331
>>
B331133131323131133132233133313231323223313233213231333133313231333132333
<<
B3311331313231311331322331333132313232233132332132313331333132313331323333
>>
B3311331313231311331322331333132313232233132332132313331333132313331323332
>>