B3311331313231311331322331333132313233313233231333133313331323221333132313331
>>
B331133131323131133132233133313231323331323323133313331333132322133313231333
<<
B3311331313231311331322331333132313233313233231333133313331323221333132313333
>>
B3311331313231311331322331333132313233313233231333133313331323221333132313332
>>