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

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

Homogenous weight enumerator: w(x)=1x^0+106x^40+128x^42+248x^44+12x^48+16x^52+1x^80

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 14 seconds.