B3311331313231311331322331333132313331322121133133313331333133313231211231211
>>
B331133131323131133132233133313231333132212113313331333133313331323121123121
<<
B3311331313231311331322331333132313331322121133133313331333133313231211231213
>>
B3311331313231311331322331333132313331322121133133313331333133313231211231212
>>