Binary (68,15)-code with minimal distance 22 

[10101000011010011001011100110111110111101101101010000000000000010000]
[01010100001101001100101110011011111011110110110101000000000000010000]
[00101010000110100110010111001101111101111011011010100000000000010000]
[00010101000011010011001011100110111110111101101101010000000000010000]
[00001010100001101001100101110011011111011110110110101000000000010000]
[00000101010000110100110010111001101111101111011011010100000000010000]
[00000010101000011010011001011100110111110111101101101010000000010000]
[00000001010100001101001100101110011011111011110110110101000000010000]
[00000000101010000110100110010111001101111101111011011010100000010000]
[00000000010101000011010011001011100110111110111101101101010000010000]
[00000000001010100001101001100101110011011111011110110110101000010000]
[00000000000101010000110100110010111001101111101111011011010100010000]
[00000000000010101000011010011001011100110111110111101101101010010000]
[00000000000001010100001101001100101110011011111011110110110101010000]
[00000000000000101010000110100110010111001101111101111011011010110000]