Binary (99,18)-code with minimal distance 31

[100000000000000000101100011111011110100111000001000111111111111111101011000111110111010110001111101]
[010000000000000000110110001111101111010011100000100000000000000000000010011100000100001011000111110]
[001000000000000000011011000111110111101001110000010010000000000000000110110001111101111010011100000]
[000100000000000000010101011101000110111010111010001101000000000000110101010111010001101110101110100]
[000010000000000000101010101110100011011101011101000100100000000000011010101011101000110111010111010]
[000001000000000000110101010111010001101110101110100000010000000000001101010101110100011011101011101]
[000000100000000000011010101011101000110111010111010000001000000000000110101010111010001101110101110]
[000000010000000000010101101011001001010101101001101100000100000000110101011010110010010101011010011]
[000000001000000000101010110101100100101010110100110100000010000000011010101101011001001010101101001]
[000000000100000000101101100100001111011011011000011100000001000000111011011001000011110110110110000]
[000000000010000000101110001100111010100011101110001000000000100000101011100011001110101000111011100]
[000000000001000000010111000110011101010001110111000100000000010000010101110001100111010100011101110]
[000000000000100000101011100011001110101000111011100000000000001000001010111000110011101010001110111]
[000000000000010000010101110001100111010100011101110000000000000100000101011100011001110101000111011]
[000000000000001000010010000110001110100100001100111100000000000010110100100001100011101001000011001]
[000000000000000100110001111101111010011100000100011000000000000001101100011111011110100111000001000]
[000000000000000010000000000000000000000000000000000011111111111111110000000000000000111111111111111]
[000000000000000001000000000000000000000000000000000000000000000000001111111111111111111111111111111]