Binary (23,9)-code with minimal distance 8 

[10000000011010100101100]
[01000000011001010111000]
[00100000011000111010100]
[00010000010110010011100]
[00001000010101100110100]
[00000100010100111101000]
[00000010010011101011000]
[00000001010011011100100]
[00000000101111111111100]