B3311331313231311331322331333132333133313231332113313331333132322223121
>>
B331133131323131133132233133313233313331323133211331333133313232222312
<<
B3311331313231311331322331333132333133313231332113313331333132322223123
>>
B3311331313231311331322331333132333133313231332113313331333132322223122
>>