B3311331313231311331322331333132333131323132313231333133313231323222331
>>
B331133131323131133132233133313233313132313231323133313331323132322233
<<
B3311331313231311331322331333132333131323132313231333133313231323222333
>>
B3311331313231311331322331333132333131323132313231333133313231323222332
>>