The generator matrix

 1  0  1  1  1  6  1  1  4  1  1  2  6  1  4  1  1  1  0  1  1  1  1  6  4  6  4  2  0  6  0  6  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  0  2  4  1  0  1  1  2  1  2  2  1  2  4  1  1  1  0  1  2  4  1  0  4  2  6  0  1  6  1
 0  1  1  6  3  1  4  3  1  2  5  1  1  0  1  3  0  7  1  2  1  2  1  1  1  1  1  1  1  1  1  1  0  6  4  2  3  5  0  6  4  2  7  1  1  7  3  5  7  1  7  0  5  7  5  1  1  1  1  1  7  1  1  4  1  1  7  1  1  2  6  3  1  6  0  1  7  1  2  0  1  0  5  1  7
 0  0  2  0  6  0  2  4  2  6  0  6  4  4  2  4  2  2  4  6  6  4  0  6  0  0  2  2  0  0  2  2  0  0  2  2  4  4  0  0  2  2  2  6  2  6  0  0  4  4  4  2  4  6  6  0  6  6  6  0  6  2  2  4  4  6  0  2  4  0  0  4  0  2  2  2  4  6  2  6  2  2  4  2  6
 0  0  0  4  0  0  0  4  4  0  4  0  0  4  4  0  4  4  4  4  4  0  0  0  4  4  4  0  0  4  4  0  0  0  0  4  4  0  4  4  0  4  0  4  4  0  4  4  0  0  4  0  0  0  0  4  4  0  4  4  4  0  4  0  0  4  0  4  0  4  4  0  0  0  4  0  0  0  0  4  4  4  4  0  4
 0  0  0  0  4  0  0  0  0  4  4  0  4  4  4  0  4  4  4  0  0  4  4  4  0  4  4  0  4  0  0  4  0  4  4  4  4  0  0  4  0  0  0  4  0  4  0  4  4  0  0  0  4  0  4  4  0  0  4  0  0  0  4  4  4  0  4  4  4  4  0  0  4  0  4  0  4  0  0  0  0  0  0  4  0
 0  0  0  0  0  4  4  4  0  4  4  0  4  0  0  4  4  0  4  4  0  0  4  0  4  0  4  4  0  0  4  4  4  4  0  0  4  4  4  4  0  0  4  4  4  4  0  0  0  0  4  0  4  0  0  0  4  4  0  0  0  4  4  0  0  0  0  0  4  0  4  0  4  4  0  4  4  0  0  0  4  4  4  0  4

generates a code of length 85 over Z8 who´s minimum homogenous weight is 79.

Homogenous weight enumerator: w(x)=1x^0+138x^79+190x^80+184x^81+144x^82+158x^83+237x^84+172x^85+137x^86+128x^87+158x^88+94x^89+57x^90+56x^91+77x^92+50x^93+11x^94+30x^95+6x^96+2x^97+3x^98+2x^99+2x^100+10x^101+1x^120

The gray image is a code over GF(2) with n=340, k=11 and d=158.
This code was found by Heurico 1.16 in 76.3 seconds.