B3311331313231311331322331333132313233313231333131333132313123232223331
>>
B331133131323131133132233133313231323331323133313133313231312323222333
<<
B3311331313231311331322331333132313233313231333131333132313123232223333
>>
B3311331313231311331322331333132313233313231333131333132313123232223332
>>