B3311331313231311331322331333132313233313231333131333133313232211233131333131
>>
B331133131323131133132233133313231323331323133313133313331323221123313133313
<<
B3311331313231311331322331333132313233313231333131333133313232211233131333133
>>
B3311331313231311331322331333132313233313231333131333133313232211233131333132
>>