B3311331313231311331322331333132313231323331333131123313331323323233111
>>
B331133131323131133132233133313231323132333133313112331333132332323311
<<
B3311331313231311331322331333132313231323331333131123313331323323233113
>>
B3311331313231311331322331333132313231323331333131123313331323323233112
>>