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

generates a code of length 47 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+214x^40+12x^41+300x^42+88x^43+500x^44+244x^45+570x^46+336x^47+575x^48+244x^49+424x^50+88x^51+232x^52+12x^53+148x^54+73x^56+28x^58+4x^60+2x^62+1x^72

The gray image is a code over GF(2) with n=188, k=12 and d=80.
This code was found by Heurico 1.16 in 24.4 seconds.