Binary (71,6)-code with minimal distance 33 

[10000011111110000000011111111000000011111000000001111111100000000111111]
[01000011111101000000010000000111111111000111111101000000010000000111111]
[00100011000010111100001111000111100010100111000010111100001111000111100]
[00010000110010110011001100110110011010010100110010110011001100110110011]
[00001010101010101010101010101101010100001010101010101010101010101101010]
[00000100000000000000000000000000000001111111111111111111111111111111111]