The generator matrix

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

generates a code of length 45 over Z8 who´s minimum homogenous weight is 39.

Homogenous weight enumerator: w(x)=1x^0+98x^39+211x^40+314x^41+523x^42+300x^43+530x^44+402x^45+381x^46+306x^47+352x^48+254x^49+227x^50+86x^51+57x^52+22x^53+15x^54+4x^55+6x^58+6x^59+1x^60

The gray image is a code over GF(2) with n=180, k=12 and d=78.
This code was found by Heurico 1.16 in 0.413 seconds.