Binary (27,19)-code with minimal distance 4

[100000000001100000000001000]
[010000000001010000000001000]
[001000000001001000000001000]
[000100000001000100000001000]
[000010000001000010000001000]
[000001000001000001000001000]
[000000100001000000100001000]
[000000010001000000010001000]
[000000001001000000001001000]
[000000000101000000000101000]
[000000000011000000000011000]
[000000000000100001100001000]
[000000000000010001010001000]
[000000000000001001001001000]
[000000000000000101000101000]
[000000000000000011000011000]
[000000000000000000101101000]
[000000000000000000011011000]
[000000000000000000000111100]