B3311331313231311331322331333132313231323331333131323133313233313231333121121
>>
B331133131323131133132233133313231323132333133313132313331323331323133312112
<<
B3311331313231311331322331333132313231323331333131323133313233313231333121123
>>
B3311331313231311331322331333132313231323331333131323133313233313231333121122
>>