Binary (69,11)-code with minimal distance 24 

[111000000000000000000000000000000111111111111000000000111111111000000]
[000111000000000000000000000000000111111111000111000000111000000111111]
[000000111000000000000000000000000111111000111000111000000111000111111]
[000000000111000000000000000000000111111000000111000111000111111111000]
[000000000000111000000000000000000111111000000000111111111000111000111]
[000000000000000111000000000000000111000111111000000111000000111111111]
[000000000000000000111000000000000111000111000111111000000111111000111]
[000000000000000000000111000000000111000111000000111111111111000111000]
[000000000000000000000000111000000111000000111111111000111000111111000]
[000000000000000000000000000111000111000000111111000111111111000000111]
[000000000000000000000000000000111000111111111111111111111111111111111]