B3311331313231311331322331333132333131323132313231333133313233313123121221
>>
B331133131323131133132233133313233313132313231323133313331323331312312122
<<
B3311331313231311331322331333132333131323132313231333133313233313123121223
>>
B3311331313231311331322331333132333131323132313231333133313233313123121222
>>