B3311331313231311331322331333131133132311233132313331333132323221211
>>
B331133131323131133132233133313113313231123313231333133313232322121
<<
B3311331313231311331322331333131133132311233132313331333132323221213
>>
B3311331313231311331322331333131133132311233132313331333132323221212
>>