B3311331313231311331322331333132313231333131323223313331323133313121233131
>>
B331133131323131133132233133313231323133313132322331333132313331312123313
<<
B3311331313231311331322331333132313231333131323223313331323133313121233133
>>
B3311331313231311331322331333132313231333131323223313331323133313121233132
>>