B3311331313231311331322331333132313231323331333131123313331323133332131
>>
B331133131323131133132233133313231323132333133313112331333132313333213
<<
B3311331313231311331322331333132313231323331333131123313331323133332133
>>
B3311331313231311331322331333132313231323331333131123313331323133332132
>>