B3311331313231311331322331333132313231323331333131333133313232223323132331
>>
B331133131323131133132233133313231323132333133313133313331323222332313233
<<
B3311331313231311331322331333132313231323331333131333133313232223323132333
>>
B3311331313231311331322331333132313231323331333131333133313232223323132332
>>