Binary (51,7)-code with minimal distance 24 

[100000011001011101110101011000101001101011010100100]
[010000001100101110111010101100010100110101101010010]
[001000010111111110000100111001000100101000101101110]
[000100011010010110011011110011101100100110001110000]
[000010001101001011001101111001110110010011000111000]
[000001000110100101100110111100111011001001100011100]
[000000100011010010110011011110011101100100110001110]