B3311331313231311331322331333131133133313233213231333133313113313231322132231
>>
B331133131323131133132233133313113313331323321323133313331311331323132213223
<<
B3311331313231311331322331333131133133313233213231333133313113313231322132233
>>
B3311331313231311331322331333131133133313233213231333133313113313231322132232
>>