B3311331313231311331322331333132313232233132313133313331323131121131211211
>>
B331133131323131133132233133313231323223313231313331333132313112113121121
<<
B3311331313231311331322331333132313232233132313133313331323131121131211213
>>
B3311331313231311331322331333132313232233132313133313331323131121131211212
>>