B3311331313231311331322331333132313331323331211113313231333131333132232221
>>
B331133131323131133132233133313231333132333121111331323133313133313223222
<<
B3311331313231311331322331333132313331323331211113313231333131333132232223
>>
B3311331313231311331322331333132313331323331211113313231333131333132232222
>>