B3311331313231311331322331333132313231323331333131123313331321123232321
>>
B331133131323131133132233133313231323132333133313112331333132112323232
<<
B3311331313231311331322331333132313231323331333131123313331321123232323
>>
B3311331313231311331322331333132313231323331333131123313331321123232322
>>