B3311331313231311331322331333132313331322121133133313331333131132111133331
>>
B331133131323131133132233133313231333132212113313331333133313113211113333
<<
B3311331313231311331322331333132313331322121133133313331333131132111133333
>>
B3311331313231311331322331333132313331322121133133313331333131132111133332
>>