B3311331313231311331322331333132313231323331333131211113313231133131322321
>>
B331133131323131133132233133313231323132333133313121111331323113313132232
<<
B3311331313231311331322331333132313231323331333131211113313231133131322323
>>
B3311331313231311331322331333132313231323331333131211113313231133131322322
>>