The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  2  1  0  1  0  2
 0  2  0  0  0  2  6  2  0  6  0  6  0  6  0  2  0  0  2  2  4  6  0  6  6  4  4  2  0  4  2  6  6  2  0  4  6  4  6  4  2  2  0  4  6  0  2  0  4  0  4  6  4  6  6  0  4  6  4  6  6  6  0  2  6  2  4  4  6  6  2  2  0  2  2  2  0  6  6  2  4  0  4  2  6
 0  0  2  0  2  2  2  0  0  0  0  0  6  6  6  6  4  6  6  4  0  0  6  6  2  4  2  4  0  6  2  0  4  2  2  4  2  4  4  2  2  0  4  2  2  4  0  6  4  6  6  0  0  4  6  2  4  6  2  2  0  2  0  4  2  0  0  0  4  6  6  2  4  6  4  2  4  4  4  2  6  0  6  6  4
 0  0  0  2  2  0  2  2  4  4  2  2  2  4  4  2  4  4  4  4  2  6  6  6  4  6  4  0  0  2  2  6  6  4  2  4  6  2  4  0  4  6  0  0  2  6  0  6  0  0  2  0  6  4  2  4  2  4  6  6  2  0  4  6  4  6  4  0  2  0  6  6  0  2  0  2  4  4  6  4  4  2  6  2  4
 0  0  0  0  4  0  4  0  4  4  4  4  0  4  4  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  0  4  0  4  4  0  0  4  0  4  0  0  0  4  4  4  4  4  0  0  0  4  4  0  4  0  4  0  0  4  0  4  0  0  0  4  4  4  4  0  4  4  0  0  4  0  4  0  0  4  0  4  0

generates a code of length 85 over Z8 who´s minimum homogenous weight is 80.

Homogenous weight enumerator: w(x)=1x^0+147x^80+24x^81+28x^82+128x^83+118x^84+208x^85+28x^86+128x^87+104x^88+24x^89+4x^90+74x^92+4x^94+3x^96+1x^160

The gray image is a code over GF(2) with n=340, k=10 and d=160.
This code was found by Heurico 1.16 in 3 seconds.