B3311331313231311331322331333132333131323132313231333133313231311112321
>>
B331133131323131133132233133313233313132313231323133313331323131111232
<<
B3311331313231311331322331333132333131323132313231333133313231311112323
>>
B3311331313231311331322331333132333131323132313231333133313231311112322
>>