B3311331313231311331322331333132333131323132313231333133313233313113313121221
>>
B331133131323131133132233133313233313132313231323133313331323331311331312122
<<
B3311331313231311331322331333132333131323132313231333133313233313113313121223
>>
B3311331313231311331322331333132333131323132313231333133313233313113313121222
>>