B3311331313231311331322331333131133133313111333133313331311132313111
>>
B331133131323131133132233133313113313331311133313331333131113231311
<<
B3311331313231311331322331333131133133313111333133313331311132313113
>>
B3311331313231311331322331333131133133313111333133313331311132313112
>>