B3311331313231311331322331333132313231323331333131213331323132313231311131
>>
B331133131323131133132233133313231323132333133313121333132313231323131113
<<
B3311331313231311331322331333132313231323331333131213331323132313231311133
>>
B3311331313231311331322331333132313231323331333131213331323132313231311132
>>