B3311331313231311331322331333131133133313232112311331333133313113313233111221
>>
B331133131323131133132233133313113313331323211231133133313331311331323311122
<<
B3311331313231311331322331333131133133313232112311331333133313113313233111223
>>
B3311331313231311331322331333131133133313232112311331333133313113313233111222
>>