B3311331313231311331322331333132313231333133313311211113313331323321232221
>>
B331133131323131133132233133313231323133313331331121111331333132332123222
<<
B3311331313231311331322331333132313231333133313311211113313331323321232223
>>
B3311331313231311331322331333132313231333133313311211113313331323321232222
>>