B3311331313231311331322331333132313331323331312111133132313331333133312213221
>>
B331133131323131133132233133313231333132333131211113313231333133313331221322
<<
B3311331313231311331322331333132313331323331312111133132313331333133312213223
>>
B3311331313231311331322331333132313331323331312111133132313331333133312213222
>>