Binary (51,20)-code with minimal distance 12

[100000000000001111100000010000000000000111110000000]
[010000000000001110011000001000000000000111001100000]
[001000000000001110000110000100000000000111000011000]
[000100000000001101010100000010000000000110101010000]
[000010000000001101001001000001000000000110100100100]
[000001000000001100101010000000100000000110010101000]
[000000100000001011000011000000010000000101100001100]
[000000010000001010110001000000001000000101011000100]
[000000001000001001100101000000000100000100110010100]
[000000000100001000111100000000000010000100011110000]
[000000000010000001010111000000000001000000101011100]
[000000000001000000111011000000000000100000011101100]
[000000000000101010011111000000000000010101001111100]
[000000000000010111101110000000000000001011110111000]
[000000000000000000000000010000011111111110000000001]
[000000000000000000000000001000011111000001111100001]
[000000000000000000000000000100011110100001000011111]
[000000000000000000000000000010011001011000110011101]
[000000000000000000000000000001010101010100001111011]
[000000000000000000000000000000110010011011101010011]