The generator matrix

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

generates a code of length 43 over Z8 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+100x^36+24x^37+204x^38+176x^39+443x^40+360x^41+540x^42+416x^43+590x^44+360x^45+356x^46+176x^47+235x^48+24x^49+52x^50+24x^52+9x^56+6x^60

The gray image is a code over GF(2) with n=172, k=12 and d=72.
This code was found by Heurico 1.16 in 0.472 seconds.