The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+66x^39+214x^40+372x^41+398x^42+434x^43+474x^44+406x^45+394x^46+348x^47+331x^48+296x^49+154x^50+90x^51+62x^52+14x^53+14x^54+22x^55+6x^56

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 0.392 seconds.