B3311331313231311331322331333132313331322121133133313331333133313113313333211
>>
B331133131323131133132233133313231333132212113313331333133313331311331333321
<<
B3311331313231311331322331333132313331322121133133313331333133313113313333213
>>
B3311331313231311331322331333132313331322121133133313331333133313113313333212
>>