B3311331313231311331322331333132313233313231333131123313331323131323133311121
>>
B331133131323131133132233133313231323331323133313112331333132313132313331112
<<
B3311331313231311331322331333132313233313231333131123313331323131323133311123
>>
B3311331313231311331322331333132313233313231333131123313331323131323133311122
>>