B3311331313231311331322331333132313231323331311233132322331323132322121
>>
B331133131323131133132233133313231323132333131123313232233132313232212
<<
B3311331313231311331322331333132313231323331311233132322331323132322123
>>
B3311331313231311331322331333132313231323331311233132322331323132322122
>>