The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+84x^34+476x^35+1036x^36+1702x^37+2520x^38+3690x^39+5198x^40+6370x^41+7384x^42+8052x^43+7762x^44+6686x^45+5286x^46+3964x^47+2491x^48+1322x^49+810x^50+376x^51+146x^52+108x^53+42x^54+18x^55+6x^56+4x^57+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 75.4 seconds.