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

generates a code of length 43 over Z8 who´s minimum homogenous weight is 34.

Homogenous weight enumerator: w(x)=1x^0+117x^34+351x^36+690x^38+1211x^40+1714x^42+1771x^44+1265x^46+635x^48+257x^50+117x^52+44x^54+9x^56+8x^58+1x^60+1x^62

The gray image is a code over GF(2) with n=172, k=13 and d=68.
This code was found by Heurico 1.16 in 17.9 seconds.