B3311331313231311331322331333132313331322331323133313331333133313332211233121
>>
B331133131323131133132233133313231333132233132313331333133313331333221123312
<<
B3311331313231311331322331333132313331322331323133313331333133313332211233123
>>
B3311331313231311331322331333132313331322331323133313331333133313332211233122
>>