Binary (42,21)-code with minimal distance 10

[100000000000000000000101111100111001111101]
[010000000000000000000010111110011100111111]
[001000000000000000000100100011110111100010]
[000100000000000000000111101101000010001101]
[000010000000000000000011110110100001000111]
[000001000000000000000100000111101001011110]
[000000100000000000000111111111001101010011]
[000000010000000000000110000011011111010100]
[000000001000000000000011000001101111101010]
[000000000100000000000100011100001110001001]
[000000000010000000000010001110000111000101]
[000000000001000000000001000111000011100011]
[000000000000100000000101011111011000001100]
[000000000000010000000010101111101100000110]
[000000000000001000000100101011001111111111]
[000000000000000100000111101001011110000010]
[000000000000000010000110001000010110111101]
[000000000000000001000011000100001011011111]
[000000000000000000100100011110111100010010]
[000000000000000000010111110011100111110101]
[000000000000000000001011111001110011111011]