B3311331313231311331322331333132333132313133112323132313331323132313231121111
>>
B331133131323131133132233133313233313231313311232313231333132313231323112111
<<
B3311331313231311331322331333132333132313133112323132313331323132313231121113
>>
B3311331313231311331322331333132333132313133112323132313331323132313231121112
>>