B3311331313231311331322331333132333133313131333133313231323132313331312312111
>>
B331133131323131133132233133313233313331313133313331323132313231333131231211
<<
B3311331313231311331322331333132333133313131333133313231323132313331312312113
>>
B3311331313231311331322331333132333133313131333133313231323132313331312312112
>>