Binary (52,21)-code with minimal distance 12

[1000000000000000000001110101011011111111111011011100]
[0100000000000000000000101111000011111000010111101010]
[0010000000000000000001110101100111110100000100100010]
[0001000000000000000000011110101111001011010011111010]
[0000100000000000000000111111110110101010111111010100]
[0000010000000000000000010111111010010011000010010110]
[0000001000000000000001010110010010000000010010010101]
[0000000100000000000001000111011101000000011011110001]
[0000000010000000000001101111101100100000011101111011]
[0000000001000000000000111100100000010000000100001111]
[0000000000100000000000001100011100001000000011100011]
[0000000000010000000000100101110000000100001110001001]
[0000000000001000000000000111100100000010011100100001]
[0000000000000100000000101010111100000001010111101010]
[0000000000000010000001011011010100000000111010110110]
[0000000000000001000000000000000011111111110000000001]
[0000000000000000100000000000000011111000001111100001]
[0000000000000000010000000000000011110100001000011111]
[0000000000000000001000000000000011001011000110011101]
[0000000000000000000100000000000010101010100001111011]
[0000000000000000000010000000000010010011011101010011]