B3311331313231311331322331333132313233313231333131123313231323331313231231
>>
B331133131323131133132233133313231323331323133313112331323132333131323123
<<
B3311331313231311331322331333132313233313231333131123313231323331313231233
>>
B3311331313231311331322331333132313233313231333131123313231323331313231232
>>