B3311331313231311331322331333132313331322331323133313331333133313221213113311
>>
B331133131323131133132233133313231333132233132313331333133313331322121311331
<<
B3311331313231311331322331333132313331322331323133313331333133313221213113313
>>
B3311331313231311331322331333132313331322331323133313331333133313221213113312
>>