The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+339x^40+208x^42+284x^44+64x^46+83x^48+16x^50+28x^52+1x^56

The gray image is a code over GF(2) with n=172, k=10 and d=80.
This code was found by Heurico 1.16 in 4.92 seconds.