Binary (23,8)-code with minimal distance 8 

[10000000010110001100101]
[01000000101011000001101]
[00100000110010100001110]
[00010000101100010010101]
[00001000110100001010110]
[00000100111000000100111]
[00000010000001110001111]
[00000001000000001111111]