B331133131323131133132233133313231323222233132313232233132313233313132331
>>
B33113313132313113313223313331323132322223313231323223313231323331313233
<<
B331133131323131133132233133313231323222233132313232233132313233313132333
>>
B331133131323131133132233133313231323222233132313232233132313233313132332
>>