B3311331313231311331322331333132313233313231333131123313331323132231231
>>
B331133131323131133132233133313231323331323133313112331333132313223123
<<
B3311331313231311331322331333132313233313231333131123313331323132231233
>>
B3311331313231311331322331333132313233313231333131123313331323132231232
>>