B3311331313231311331322331333132333133313132233133311233132311311
>>
B331133131323131133132233133313233313331313223313331123313231131
<<
B3311331313231311331322331333132333133313132233133311233132311313
>>
B3311331313231311331322331333132333133313132233133311233132311312
>>