Binary (58,12)-code with minimal distance 20

[1000000000001000111111101110111101110110101001001000111110]
[0100000000000100011111110111011110111011010100100100011111]
[0010000000001101011010110000111001111001011011100010100100]
[0001000000001001111000010011001010011000011100000001111001]
[0000100000001011101001000010110011101000111111110000010111]
[0000010000000101110100100001011001110100011111111000001011]
[0000001000000010111010010000101100111010001111111100000101]
[0000000100000001011101001000010110011101000111111110000010]
[0000000010001111111011101111011101101010010010001111101010]
[0000000001000111111101110111101110110101001001000111110101]
[0000000000100011111110111011110111011010100100100011111010]
[0000000000011110101010010110101101001001100011100001010110]