B3311331313231311331322331333132322331323331133132322331323132313231111
>>
B331133131323131133132233133313232233132333113313232233132313231323111
<<
B3311331313231311331322331333132322331323331133132322331323132313231113
>>
B3311331313231311331322331333132322331323331133132322331323132313231112
>>