B3311331313231311331322331333132313231313133313331333132313231311211311221
>>
B331133131323131133132233133313231323131313331333133313231323131121131122
<<
B3311331313231311331322331333132313231313133313331333132313231311211311223
>>
B3311331313231311331322331333132313231313133313331333132313231311211311222
>>