Binary (56,7)-code with minimal distance 25 

[10000001110101111101100111000100110111010001111001010110]
[01000001101010101001011100010100010101101101001010110010]
[00100000111101011001010011101001101101010101001010101100]
[00010001011110100111010011010111100001001010101000100011]
[00001001110000000001111111111111000011111111100001111111]
[00000100001111111111111111111110000000000000011111111111]
[00000010000000000000000000000000111111111111111111111111]