B3311331313231311331322331333132313331323331211113313231333131133132332313231
>>
B331133131323131133132233133313231333132333121111331323133313113313233231323
<<
B3311331313231311331322331333132313331323331211113313231333131133132332313233
>>
B3311331313231311331322331333132313331323331211113313231333131133132332313232
>>