B3311331313231311331322331333132313231323331311233132322331311331211
>>
B331133131323131133132233133313231323132333131123313232233131133121
<<
B3311331313231311331322331333132313231323331311233132322331311331213
>>
B3311331313231311331322331333132313231323331311233132322331311331212
>>