B3311331313231311331322331333132313231323331333131333133313223222311
>>
B331133131323131133132233133313231323132333133313133313331322322231
<<
B3311331313231311331322331333132313231323331333131333133313223222313
>>
B3311331313231311331322331333132313231323331333131333133313223222312
>>