B3311331313231311331322331333132333132323331323331323132313231323211111
>>
B331133131323131133132233133313233313232333132333132313231323132321111
<<
B3311331313231311331322331333132333132323331323331323132313231323211113
>>
B3311331313231311331322331333132333132323331323331323132313231323211112
>>