B3311331313231311331322331333132313233313231333131323133313233313231312113311
>>
B331133131323131133132233133313231323331323133313132313331323331323131211331
<<
B3311331313231311331322331333132313233313231333131323133313233313231312113313
>>
B3311331313231311331322331333132313233313231333131323133313233313231312113312
>>