B3311331313231311331322331333132333132313321333132313232231123221
>>
B331133131323131133132233133313233313231332133313231323223112322
<<
B3311331313231311331322331333132333132313321333132313232231123223
>>
B3311331313231311331322331333132333132313321333132313232231123222
>>