B3311331313231311331322331333132313232233132332132313331333132313331333112131
>>
B331133131323131133132233133313231323223313233213231333133313231333133311213
<<
B3311331313231311331322331333132313232233132332132313331333132313331333112133
>>
B3311331313231311331322331333132313232233132332132313331333132313331333112132
>>