Binary (75,4)-code with minimal distance 40 

[100011000010000100001111100000111111111111111000001111100000111110000011111]
[010000111100000000000000011111111111111100000111111111100000000001111111111]
[001000000001111000001111111111111110000000000000000000011111111111111111111]
[000100000000000011110000000000000000000011111111111111111111111111111111111]