Binary (48,5)-code with minimal distance 24 

[100000110101010101101010110101101010101010010101]
[010001010101110101010101010101010101010101010101]
[001000011111000000111111000000111111000000111111]
[000100000000011111111111000000000000111111111111]
[000010000000000000000000011111111111111111111111]