B3311331313231311331322331333132313331322331323133313331333131133133323132231
>>
B331133131323131133132233133313231333132233132313331333133313113313332313223
<<
B3311331313231311331322331333132313331322331323133313331333131133133323132233
>>
B3311331313231311331322331333132313331322331323133313331333131133133323132232
>>