Binary (29,7)-code with minimal distance 12 

[10000001111111111000000000100]
[01000001111100000111110000100]
[00100001111010000100001111100]
[00010001100101100011001110100]
[00001001010101010000111101100]
[00000101001001101110101001100]
[00000010100110110101010101100]