B3311331313231311331322331333132313331322331323133313331313132313231133111
>>
B331133131323131133132233133313231333132233132313331333131313231323113311
<<
B3311331313231311331322331333132313331322331323133313331313132313231133113
>>
B3311331313231311331322331333132313331322331323133313331313132313231133112
>>