B3311331313231311331322331333132313231323331333131133132322331311332221
>>
B331133131323131133132233133313231323132333133313113313232233131133222
<<
B3311331313231311331322331333132313231323331333131133132322331311332223
>>
B3311331313231311331322331333132313231323331333131133132322331311332222
>>