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

generates a code of length 43 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+116x^40+64x^41+128x^43+89x^44+64x^45+43x^48+6x^52+1x^76

The gray image is a code over GF(2) with n=172, k=9 and d=80.
This code was found by Heurico 1.16 in 37.6 seconds.