B3311331313231311331322331333132313331121131211111211113313331323132312322121
>>
B331133131323131133132233133313231333112113121111121111331333132313231232212
<<
B3311331313231311331322331333132313331121131211111211113313331323132312322123
>>
B3311331313231311331322331333132313331121131211111211113313331323132312322122
>>