B3311331313231311331322331333131133132333132333133313223313231311233131331121
>>
B331133131323131133132233133313113313233313233313331322331323131123313133112
<<
B3311331313231311331322331333131133132333132333133313223313231311233131331123
>>
B3311331313231311331322331333131133132333132333133313223313231311233131331122
>>