B3311331313231311331322331333132313232233132313133313331311331313332211
>>
B331133131323131133132233133313231323223313231313331333131133131333221
<<
B3311331313231311331322331333132313232233132313133313331311331313332213
>>
B3311331313231311331322331333132313232233132313133313331311331313332212
>>