B3311331313231311331322331333132333133313211232313331323132313231333221
>>
B331133131323131133132233133313233313331321123231333132313231323133322
<<
B3311331313231311331322331333132333133313211232313331323132313231333223
>>
B3311331313231311331322331333132333133313211232313331323132313231333222
>>