B3311331313231311331322331333132313233313231333131123313331311332121
>>
B331133131323131133132233133313231323331323133313112331333131133212
<<
B3311331313231311331322331333132313233313231333131123313331311332123
>>
B3311331313231311331322331333132313233313231333131123313331311332122
>>