B3311331313231311331322331333132313233313231333131123313331323223313113121221
>>
B331133131323131133132233133313231323331323133313112331333132322331311312122
<<
B3311331313231311331322331333132313233313231333131123313331323223313113121223
>>
B3311331313231311331322331333132313233313231333131123313331323223313113121222
>>