B3311331313231311331322331333132313231323331333131323221121133131211
>>
B331133131323131133132233133313231323132333133313132322112113313121
<<
B3311331313231311331322331333132313231323331333131323221121133131213
>>
B3311331313231311331322331333132313231323331333131323221121133131212
>>