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  2  0  2  0  1  2  4  1  4  2  2  2  1  1  1  1  1  1  1  2  0  2  0  1  1  1  2  4  2  4  2  2  1  2  2  1  1  1  4  4  0  0  4  2  2  0  0  2  2  4  1  1  1  1  2  2  0  4  2  1  1
 0  2  0  6  4  6  4  2  0  6  0  6  4  2  4  2  0  6  0  6  4  2  4  2  6  2  6  2  0  2  2  6  2  2  0  4  0  6  4  2  4  2  0  6  2  6  2  0  4  4  2  2  2  2  0  4  6  0  4  2  6  2  0  4  4  0  4  0  4  2  4  6  2  2  0  0  4  4  6  2  2  2  0  0  4
 0  0  4  4  4  0  0  4  0  0  4  4  4  4  0  0  0  0  4  4  4  4  0  0  0  4  4  0  0  4  0  0  4  0  4  4  4  4  4  4  0  0  0  0  4  4  0  4  4  0  4  0  0  4  4  4  0  0  0  0  4  4  4  4  4  4  0  0  0  0  0  4  4  0  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 85.

Homogenous weight enumerator: w(x)=1x^0+32x^85+14x^86+13x^88+2x^90+1x^92+1x^100

The gray image is a code over GF(2) with n=340, k=6 and d=170.
This code was found by Heurico 1.16 in 0.292 seconds.