The generator matrix

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

generates a code of length 86 over Z8 who´s minimum homogenous weight is 80.

Homogenous weight enumerator: w(x)=1x^0+111x^80+152x^81+208x^82+228x^83+187x^84+184x^85+140x^86+152x^87+152x^88+148x^89+82x^90+76x^91+62x^92+56x^93+28x^94+24x^95+19x^96+4x^97+8x^98+10x^100+10x^102+2x^106+2x^110+1x^112+1x^116

The gray image is a code over GF(2) with n=344, k=11 and d=160.
This code was found by Heurico 1.16 in 0.532 seconds.