B3311331313231311331322331333132313331322121133133313331333133313231313221
>>
B331133131323131133132233133313231333132212113313331333133313331323131322
<<
B3311331313231311331322331333132313331322121133133313331333133313231313223
>>
B3311331313231311331322331333132313331322121133133313331333133313231313222
>>