The generator matrix

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

generates a code of length 45 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+98x^38+32x^39+245x^40+192x^41+384x^42+352x^43+559x^44+384x^45+571x^46+352x^47+396x^48+192x^49+205x^50+32x^51+62x^52+16x^54+13x^56+2x^58+3x^60+3x^62+1x^64+1x^66

The gray image is a code over GF(2) with n=180, k=12 and d=76.
This code was found by Heurico 1.16 in 68.1 seconds.