B3311331313231311331322331333132313233313231333131123313231323323132323321
>>
B331133131323131133132233133313231323331323133313112331323132332313232332
<<
B3311331313231311331322331333132313233313231333131123313231323323132323323
>>
B3311331313231311331322331333132313233313231333131123313231323323132323322
>>