B3311331313231311331322331333132313231333131323223313133313331312323111
>>
B331133131323131133132233133313231323133313132322331313331333131232311
<<
B3311331313231311331322331333132313231333131323223313133313331312323113
>>
B3311331313231311331322331333132313231333131323223313133313331312323112
>>