The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+162x^34+392x^35+1090x^36+1560x^37+2590x^38+3620x^39+5078x^40+6708x^41+7374x^42+8056x^43+7590x^44+6844x^45+5280x^46+3784x^47+2415x^48+1484x^49+854x^50+272x^51+256x^52+44x^53+58x^54+4x^55+18x^56+2x^58

The gray image is a code over GF(2) with n=172, k=16 and d=68.
This code was found by Heurico 1.16 in 73.9 seconds.